Everything combined means this bolt carrier group is going to run longer without issues. The __gads cookie, set by Google, is stored under DoubleClick domain and tracks the number of times users see an advert, measures the success of the campaign and calculates its revenue. Being easier to clean and yielding superior accuracy than your standard Mil-Spec part makes choosing the JP Enterprises Full Mass Bolt Carrier Group easy. Taking the weight reduction concept to an extreme, low-mass or lightweight BCGs remove much of the body of the carrier and/or use lighter alloys than the Mil-Spec machined 8620 steel. reason you are not satisfied with your purchase, simply return the item within 30 days of When properly configured, they are ideal for competition shooters where any improvement in speed can give an edge over competitors. These cookies track visitors across websites and collect information to provide customized ads. The G3 Enhanced Competition BCG is designed for AR-15s with adjustable gas systems. While not a requirement for operation in your AR-15, more advanced coatings definitely make cleaning easier, increase reliability, and can add some style to your black rifle. Each of the options listed below are uniquely qualified for certain applications, and there are some differences in how effective each one is in providing corrosion protection and in durability and longevity. 2 When the primer detonates and ignites the powder, the expanding gas propels the bullet down the barrel. Buy an AR 15, M16, or low mass complete BCG or build one from a variety of parts available from the worlds top manufacturers. Depending on the ingredients, a phosphatized piece of metal will range in color from medium-gray to black. Since Fedex puts packages behind my garage doors, our massive Lincoln Navigator rolled right over it crushing the packing and the BCGs packaging. Lead Chucker, When the conversion process is complete, the stream of bubbles will cease. The Mil-Spec DI gas system is intended to operate a certain weight BCG. Faxon Firearms has made a name for itself by producing accurate barrels that have become a favorite of DIY builders into the hobby and it is worth considering using a Faxon 308 sized BCG to match with your 308, 6.5 Creedmoor, or 8.6 Blackout build in the AR platform. TRYBE Defense Milspec Complete Bolt Carrier, Black Nitride, BCG-BN, TRYBE Defense Milspec Complete Bolt Carrier, Nickel Boron, BCG-NB, TRYBE Defense Milspec Complete AR10 .308 Bolt Carrier Group BCG, Nitride Black, BCG308-QPQ, TRYBE Defense Carbine AR 9mm A2 Flash Hider, black, A2FH9MM, TRYBE Defense Universal Single Port 9mm Compensator, Compact Firearms, Black, TRBDSPUNI9MMCC-BK, TRYBE Defense 16 in Wylde Government Profile AR Carbine Barrel, .223, 1/2X28 Threads, Nitride, Black, BARCARBT16223, TRYBE Defense Milspec Complete 9mm Hybrid Bolt Carrier Group BCG, Nitride Black, BCG9MM-QPQ, TRYBE Defense 5.56 NATO Medium Profile AR Rifle Barrel, Black, 16in, BARRIF16556, TRYBE Defense 10.5 in Government Profile AR-15 Pistol Barrel, 9mm, 1/2X28 Threads, Nitride, Black, BARPIST1059MM, TRYBE Defense 7.5 in Thin Profile AR Pistol Barrel, 9mm, 1/2X28 Threads, Nitride, Black, BARPIST759MM, by The present study has two parts. The process is performed at temperatures of 275 to 311 degrees Fahrenheit. Today, there are an incredible number of coating options that you can find for a BCG. For a listing of our Brownells Europe representatives. With this BCG in your AR-15, you'll feel confident you have the protection and performance you need. They also offer a streamlined maintenance and cleaning process to keep your firearm running like new for longer. Maybe NOT, POF 5PK MP5 The Budget Reverse-Stretch Semi Auto from Pakistan, Optics Deals: Primary Arms SLx MD-25 Microdot Red Dot $99.99 FREE Shipping, Survival Deal: Thyrosafe Potassium Radioactive Iodide Tablets $21.95 FREE S&H, Ammo Deals: Winchester .223 Rem 55 Grain Lake City FMJ 500rnds $239.20 FREE S&H REBATE, Brownells Coupon Codes www.brownells.com Updated Monthly. 15 oz. Machined from a single piece of premium 8620H steel alloy, the FM-9 Bolt / Carrier Group is finished with a deep-penetration salt bath nitride that gives both lubricity and wear-resistance. Some companies will call them Full Auto BCGs, but dont confuse them for an auto-sear: these BCGs do not make your rifle a machine gun. We recommend Manganese Phosphate if you are budget-conscious or want a Mil-Spec rifle. Should make my next trip to the range a blast. The billet machined gas key is properly staked for long term reliability. 7 Gas is also vented through 2 holes on the side of the BCG. Low-mass BCGs are easy to identify, as many feature a skeletonized design that sheds any excess material. 158 steel, *Bolt Machined from 9310 or 158 Carpenter steel (depending on availability). Franklin Armory Ar-15 BCG "Bolt Carrier Group" come in the following calibers: *5.56 NATO . Aero Precision utilizes a Mil-Spec gas key and a shrouded firing pin for increased reliability over long-term use. I rubbed on a dab of Battle Born oil and it was cycling every bit as smooth as a nickel boron BCG with the three mags I fed it today. Thats the real cost of a bad choice. Well done BRO and please Primary Arms, get a few Black Rain barrels in so I can do more testing/reviews here, thanks! This cookie is set by GDPR Cookie Consent plugin. The argument between those two steels and their heat treatment process is probably as trivial as my question about their surface coating/treatment, but I am curious. YouTube - Store data on what videos from YouTube the user has seen - 2. High Pressure Tested: Individually HP Tested. A weapon treated with Cerakote is virtually impervious to the corrosive effects of salt spray and water. No, not without modification. Your bolt carrier group is the workhorse riding inside your upper that will make or break your day. This enables the bolt to withstand the extreme pressures produced by firing a round. Very durable and corrosion resistant if the chrome work was done right. Learn more about our Return Policy. With a little tuning, this BCG will give you outstanding performance and low felt recoil, letting you stay on target and nail quick follow-up shots. The major parts the bolt carrier group houses are the bolt, gas key, firing pin, extractor, and cam pin. )

It is a full auto profile for those that can't tell from the images.

Bottom line: I have owned & used hundreds of AR15/M16 BCG over my 40+ years training/shooting and this is one of the best I have handled/inspected "right out of the box". Performance cookies are used to understand and analyze the key performance indexes of the website which helps in delivering a better user experience for the visitors. When you combine the different types and coatings on bolt carrier groups, your field of choices expands considerably. Ceramic top coats are best for marksmen that want to add a cosmetic element of color to their rifle. Specifications Cerakote features superb signature heat reduction properties and is extremely resistant to scratches and impact. When it's time for a BCG replacement, the F-1 Firearms DuraBolt AR-15 Bolt Carrier Group will check all your boxes. Thats not because the BCG wont last, more directly, you know you will buy or build more weapons, and that is how it should be. The FailZero Black Nitride 9mm BCG is compatible with both lowers designated for Glock or Colt magazines. The bolt is machined from 9310 steel and magnetic particle inspected to ensure all the dimensions are properly cut to allow for reliable lockup on the locking lugs. Whereas a rifle used in three-gun competition can bear more severe modification. You have to mate this BCG with a good adjustable gas block and buffer system in order to match the mass of the bolt carrier group. Bluing guns are achieved by an electrochemical process in which the iron in steel is converted to magnetite, or black oxide. 9AM-5PM CT Sat-Sun (Chat & Email Only), Black Rain Ordnance Salt Bath Nitride BCG 5.56/.223, Black BRO-SPEC15-BCG, Black Rain Ordnance Salt Bath Nitride BCG 5.56/.223, Black, BRO-SPEC15-BCG. Hunter, The resulting layer is extremely scratch-resistant. This is quality product. Ready to send some lead. It's lighter than your typical blow Bought the 8". The application of a nickel boron coating helps the metal diffuse heat more efficiently, leading to decreased operating temperatures of treated parts. I pick up this CMMG both barrel kit to build my AR9. The BCG is subject to extreme pressures and temperatures as it harnesses the gas from the Direct Impingement (DI) gas system to cycle the rifle. As an added benefit, the FM-9 Bolt Carrier is "ramped" to accommodate both standard GI and dedicated 9mm hammers. The Faxon 5.56 Gunner Lightweight 9310 Bolt Carrier Complete is a top-quality upgrade for your AR-15 rifle. Put it all together and you get less recoil, less muzzle rise, therefore, you can keep your eyes on the prize. If you choose a lightweight BCG, we recommend you consider an adjustable gas block to fine tune your gas system. They are also quick and easy to clean with low coefficients of friction. All components are coated with nickel boron to minimize friction and enhance performance. Ferritic nitrocarburization. Two surfaces coated with this finish will rub smoothly against one another with minimal friction. The solution is then heated to 190 to 210 degrees Fahrenheit. The DuraBolt's shrouded firing pin and increased weight go a long way in keeping your firearm working reliably. Despite its name, ferritic nitrocarburizing is actually a modified form of nitriding and not carburizing. The __qca cookie is associated with Quantcast. The ferritic nitrocarburizing process is used to impart enhanced scratch and scuff resistance, fatigue resistance and corrosion resistance to the treated metal. The CMMG bolt has the ejector built into the bolt (similar to a .223 bolt), so it will not work with a lower that has the ejector. They are great for shooters that want an easier cleaning experience, smoother action, and the look of the black nitride finish. This product and CMMGs customer service are a 1 star all day. Gun Parkerizing helps protect a steel surface from corrosion and increases its resistance to nicks and scratches by the submersion of the steel into a phosphoric acid solution. This cookie, set by Cloudflare, is used to support Cloudflare Bot Management. : +1-847-513-6201 Do remember that when you change the weight of the carrier you change the mass as well. It describes bath testing and analysis including the materials and equipment, analysis procedure, and determination of sodium carbonate and sodium cyanate for titration testing of the nitriding salt bath. Unlike typical direct blowback systems, our RDB uses a bolt that is forced to rotate and unlock, slowing the BCG. Whether your shooting habits are simply a box or two of shells a month, or you run through thousands of rounds makes a difference in which is the best bolt carrier group for you. This model comes fully coated with nickel boron to keep the need for solvents and lubrication to a minimum for ease of cleaning and continuous function. The cookies is used to store the user consent for the cookies in the category "Necessary". Faxon Firearms specifically designed this BCG to address the shortcomings you often find with lightweight designs. On a BCG with a nickel boron coating, this wear exposes the undercoat, allowing the shooter to experience the benefits of reduced friction. Get 10% Off - Subscribe to Our Email List, Toll-Free: +1-800-504-5897 At first Customer Support said the wear was normal. There are three main BCG designs, the M-16, AR-15 and Lightweight. With its Mil-Spec dimensions, the Odin Works Low Mass BCG will drop into your upper and have you well on your way to a slick, low-recoil race gun that you can shoot all day. I confirmed with Black Rain that this is MPT and HPT. Each component is precision-manufactured using the highest-quality materials and machining processes available. Functional cookies help to perform certain functionalities like sharing the content of the website on social media platforms, collect feedbacks, and other third-party features. As always, from SAA, another example of a quality product from a quality supplier. If for any These salt baths are also known as 'Tenifer' or 'Melonite.' However, you may visit "Cookie Settings" to provide a controlled consent. The completed process will produce a gray or black finish. On average, M16 BCGs weigh 11.6oz and require a 3-5oz buffer to cycle properly. The activation energy of nitriding in this salt bath was 190.9 kJ/mol. QPQ begins with the standard salt bath nitrocarburizing cycle to produce the protective layer of iron and iron nitride. It is considered to be the best-rated AR-15 bolt carrier group that is designed to drop right into either your existing upper or finish off that new build. The cookie is used to store the user consent for the cookies in the category "Performance". Very nice looking BCG. Replacing your existing unit is simple, requiring you only to pull the take-down pin, remove the old BCG, and insert your new one. Browning shotguns with a "Silver Nitride" receiver utilize a proprietary process that is known among those who create metal finishes as salt bath ferritic nitrocarburizing . This no-fail surface thrives in various environments while collecting minimal debris and carbon buildup, increasing its life span as well as its reliability. PVD coatings are among the lowest coefficients of friction available. Black Rain's quality & attention to detail (at least with this BCG) is simply outstanding and easily compares to the best available, a fact not said lightly. Yes, 223/5.56 bolts and bcgs are the same. Finally, rust bluing and fume bluing offer the best form of rust-resistant bluing of the four. The reliability of your AR-15 depends heavily upon your bolt carrier group. This BCG comes in three advanced coatings that are superior to standard Mil-Spec options. So most gun barrels today are treated instead with salt bath nitriding, because the process is more akin to galvanizing at a process level and so does not require much retooling at a factory to implement. So, to realize the true benefits of this Rubber City Arms upgrade you have to go a bit further. I know, at first blush the price might make you say hmm. The gas key is also well-staked and uses grade 8 hardened fasteners to give it a long service life. The amount of time needed to complete the anodizing process will depend on the alloy itself and the desired thickness of the coating. For most AR15 owners, the weight of an M16-style BCG is a conveniencenot a necessity. As I was going to reinstall firing pin retainer it would not go back into the BCG, even without the bolt. Picture: Seekins Precision Melonited Gas Tube. Consider checking our Gun Deals Coupon page and our past featured Daily Gun Deals page for additional savings from your favorite industry partners. M16 and AR-15 style are brothers, however, each has its own purpose. The type of coating you choose will depend on a few factors: how much youre willing to spend, the quality of the piece to be treated and the expected environment in which you intend to use your firearm. Unlike certain other finish types, a Cerakote coating will not attract abrasion-causing dust particles and offers superior lubricity to treated parts. Details: FZ 9MM BCG is compatible with both Glock and Colt style magazines The test_cookie is set by doubleclick.net and is used to determine if the user's browser supports cookies. The cookie is set by GDPR cookie consent to record the user consent for the cookies in the category "Functional". Ammoland Editors are scouring the web to find you the deal that will save you money. The AmmoLand News Team publishes these deals that are available from our trusted partners and well-known industry retailers. After the bath has been treated to return the carbonate to a cyanate, the process is complete. Picture: JP Enterprises .750 Adjustable Gas Block in QPQ Black Finish. First bolt self destructed. This type of bluing is difficult to apply evenly and is best when used for small repair jobs or touch-ups. Plus, this is simply a quality BCG. Unlike typical direct blowback systems, our RDB uses a bolt that is forced to rotate and unlock, slowing the BCG. The M16 BCG is the design used by the military and is rated for full-auto fire. The coating process is also line-of-sight, so complex components like a BCG will have slightly varying degrees of coating thickness in internal areas. The cookie is used to store the user consent for the cookies in the category "Other. Our MkG GUARD Barrel and BCG Kit allow you to build a Pistol Caliber Carbine using our Patent Pending Radial Delayed Blowback System. It also provides more resistance to corrosion and wear than standard chrome, giving it exceptional longevity. This second immersion increases the corrosion resistance of the metal by giving it a layer of iron oxide. The combination of low cost, high durability, and military use make phosphate-coated BCGs the most popular coating on the market. Alexa analytics service - keep track on user informations. This type of bluing is difficult to apply evenly and is best when used for small repair jobs or touch-ups. Many Manufacturers use cutting-edge proprietary coatings and make some of the best BCGs on the market. Analytical cookies are used to understand how visitors interact with the website. Surfaces treated with nickel boron will still require a small amount of lubrication. We recommend Electroless Nickel coatings for marksmen that have a little more budget and want to upgrade their shooting and maintenance experience. Magnetic Particle Inspected: Magnetic Partical Inspected. The entire Toolcraft BCG is finished with a Salt Bath Nitride process which physically changes the surface of the material which makes it easy to clean and smooth to run. Nickel boron acts as a lubricant to reduce surface contact. Will this work in any other 9mm AR style rifle such as a Foxtrot Mike? New circa 2019. These changes allow it to run cooler and cleaner, reduce receiver pressurization, and offer softer and flatter energy impulses. If you want to upgrade your AR-15 to the next generation of competition BCGs, the Iron City Rifle Works G3 is the perfect choice. The process is performed at temperatures of 275 to 311 degrees Fahrenheit. Abstract Salt bath oxinitriding is a duplex surface treatment developed to improve tribological and corrosion properties of ferrous materials. Functions flawlessly, 5000+ rnd Update (see original review above). It features an M16 cut allowing it to be full auto rated and the extra weight helps to reduce bolt bounce. The BCG is the action of the rifle. Another number comes into play. doubleclick.net - browser supports cookies. For more information, go to - https://www.P65Warnings.ca.gov. All-in-all, low mass/lightweight BCGs are recommended for more advanced enthusiasts that have more than one AR-15 and want a specific type of performance. The surfaces are very slippery and require minimal lubrication. Excellent price and quality. Is the bolt nitride also or just the carrier. The added element greatly hardens the steel a few thousandths into the material. Technology and innovation have advanced significantly since the Vietnam War, and modern BCG coatings can easily outperform the traditional phosphates. Better then DD. AmmoLand does not stock inventory or have a shopping cart, we simply bring you up-to-date information on deals as a way to help you the reader get the most bang for your buck. The U.S. Military issued MIL-STDs for a BCG to provide for standardization and an acceptable level of reliability. One benefit of the AR-15 platform is the ability to switch calibers by swapping a complete upper or by replacing the barrel, bolt, and magazine. Key components of an AR15 bolt carrier group include the carrier, bolt assembly (with extractor), gas key, cam pin, firing pin retainer pin, and the firing pin. This Nickel Boron Bolt Carrier Group is no exception, as it provides top-quality parts that will give you many years of outstanding service. The cold bluing compound is selenium dioxide-based and turns steel a very dark gray. Drop-in, check headspace, and you are ready to shoot. I do not keep the BCG in any rifle that I put in safe for long term storage. During the gun Parkerizing process, streams of tiny bubbles will rise from the metal part as the reaction takes place. High quality, the Bolt and bolt carrier group is perfect. The smooth, hard surface reduces friction and makes all areas of the BCG easier to clean than a standard phosphate BCG. The oldest is gas nitriding, usually done with ammonia. They have a spring behind the bolt and a round cam pin. The solution used in this process contains sodium borohydride or alkylamine borane, as well as a source of nickel ions and control chemicals. Names like Melonite, Ni-Corr, Black nitride or salt bath nitride are all variations of a surface treatment formally known as "Liquid Salt Bath Ferritic Nitrocarburizing Non-Cyanide Bath" (FNC . Nitrided and Superfinished for lubricity and reliabi Advertisement cookies are used to provide visitors with relevant ads and marketing campaigns. The second process is hot bluing and uses alkali salt. Awesome product. Because a firearm often represents an investment, you will want to be sure that yours receives the best treatment possible to ensure many trouble-free hours of shooting. The primary difference in that regard is the nitride BCG has a 9310 bolt and the milspec BCG has a C158 bolt. Cartridge Compatibility.223/5.56 NATO/.300 BLK. This cookie is set by GDPR Cookie Consent plugin. YOU MAY ALSO BE INTERESTED IN THESE PRODUCTS. Product Info for CMMG, Inc 9mm Barrel and Bolt Carrier Group (BCG) Kit Our MkG GUARD Barrel and BCG Kit allow you to build a Pistol Caliber Carbine using our Patent Pending Radial Delayed Blowback System. Nitride coated bolt carrier groups are an upgrade over the basic phosphate coating. Ceramic top coating is an aesthetic coating applied over a BCGs existing coat. Provided by Google Tag Manager to experiment advertisement efficiency of websites using their services. Look great after I disassembled and cleaned work perfect. Intl. This is considered to be the best AR BCG by many and does not disappoint on any level. They require minimal lubricants and are very easy to clean. Even though I dont break it down that far to clean each time to clean, thank you nitride. Features: 5.56 NATO with M16 cut profile; Full auto rated; Salt bath Nitride finish Rugged and functional. If you're looking into buying this, you know what you're looking at. The cookie is set by the GDPR Cookie Consent plugin and is used to store whether or not user has consented to the use of cookies. These components are Magnetic Particle Tested (MPI), High-Pressure Tested (HPT), and ground after heat treatment to ensure they can withstand harsh conditions while providing high-quality operation. The part will prematurely fail and you lose not only the initial price of the part, but you also lose your time and the cost to replace that inferior part. Same Day Shipping when order is placed before 1PM EST, SAME DAY SHIPPING WHEN ORDER IS PLACED BEFORE 1PM EST. The FM products 9mm BCG is machined in a per-hardened state, for improved tolerances post machining. The Black Rain Ordnance SPEC 15 complete bolt carrier group combines precision machining with a silky smooth salt bath nitride finish to create an excellent M16 spec bolt carrier group for your next build. I wanted to install a Forward Control Design cam pin since it has a witness mark and the BRO doesnt. Not the least of which is the intended purpose of the weapon followed closely by your budget, firing frequency, and aesthetic appeal. But opting out of some of these cookies may affect your browsing experience. The process has many slight variations, including Salt Bath Nitriding, Melonite, Tennifer, Quench- Polish-Quench (QPQ), Black Nitride, and others. The steel Odin Works BCG comes with a Salt Bath Nitride finish and a durable coating, which protect it against excessive friction and wear. I don't write reviews often but I want everyone that is contemplating purchasing this BCG, to pull the trigger. As a treatment, Nitride does not add any materials to the bore, rather it treats the bore as it came from the factory. Countless firearm enthusiasts trust this M16-cut carrier for its quality construction and enhanced maintenance benefits. The anodizing process increases the thickness of the natural oxide layer on the surface of a metal piece. The process leaves the receiver and other steel components with a bright, silver . These coatings are hard and self-lubricating to reduce wear and resist fouling. We also use third-party cookies that help us analyze and understand how you use this website. It gives you less recoil with increased accuracy for an improved shooting experience. High pressure tested and magnetic particle inspected. 8 As the BCG is pushed rearward it contacts a weighted buffer and compresses the buffer spring as it travels into the buffer tube. In this research, gray cast iron samples were nitrided at the temperature range of 480C-580C, and then oxidized in an oxidative salt bath. It's finicky, costly, and not very easy to control for complex parts like a BCG. Salt bath nitride, mil-spec materials, and a pretty decent price point. Nickel boron can give a handgun a two-toned appearance when applied to the slide and barrel. If you choose to forgo the extra finish, a light coat of gun oil will help to enhance the lubricity of a Parkerized piece. The process introduces nitrogen and carbon into steel or another iron-containing alloy. Platform: AR-15. The nitride coating process is a high temperature nitrocarburizing chemical treatment that creates a smooth, hardened black surface. Will this kit work in a stock upper/lower. These cookies ensure basic functionalities and security features of the website, anonymously. Picture: Odin Works XMR 2 Extended Magazine Release - Flat Dark Earth. Nitride coatings have a high durability and corrosion resistance. High pressure tested and magnetic particle inspected. Each of these processes are slightly different. These carriers are fully assembled, ready to go. The lightest BCGs on the market weigh in 5oz range, cutting more than half the weight of a Mil-Spec BCG. We recommend PVD for competitors that need every additional edge possible for performance. We want to ensure that making a return is as easy and hassle-free as possible! 11 The process repeats after the next pull of the trigger. YouTube - Store data on what videos from YouTube the user has seen. Its lighter than steel and stronger than either steel or aluminum. Get one. We use cookies on our website to give you the most relevant experience by remembering your preferences and repeat visits. This top-rated AR-15 bolt carrier group is a drop-in replacement for your weapon. THARIVAL, Steel bluing, also known as gun bluing, oxidizing and black passivating, is a process by which the metal is given a rust-resistant finish. Along with this carrier comes years of shooting and engineering experience giving you every advantage of a Mil-Spec part and much more. The cookie stores information anonymously and assigns a randomly generated number to recognize unique visitors. YouTube sets this cookie via embedded youtube-videos and registers anonymous statistical data. A variation of the _gat cookie set by Google Analytics and Google Tag Manager to allow website owners to track visitor behaviour and measure site performance. February 21, 2020, by These superior components and techniques protect the integrity of the BCG, enabling it to cycle properly over and over again. I purchased this after ordering a DD BCG and selling it. Gotta say, this thing is slick! The FailZero Black Nitride 9mm BCG is compatible with both lowers designated for Glock or Colt magazines. In the early 1960s, some original M-16s had chrome-plated bolt carrier groups; however, the military soon transitioned to a more economical and longer-lasting phosphate finish, which has endured for decades. April 26, 2022, by Iron City Rifle Works meticulously inspects each G3 BCG to ensure it meets the company's high standards for quality and performance. Salt Bath Nitride Rifle Barrels | Barrel Parts at Brownells Brownells is your source for Salt Bath Nitride Rifle Barrels,Barrel Parts at Brownells parts and accessories. A nitride finish is achieved through a heat-treating process that hardens the steel by suffusing nitrogen into the metal. This new process is known by the names Tufftride and Tenifer. Other manufacturers lowers may work, but we cannot guarantee function or reliability. 66: However, low-mass bolt carrier groups are also more expensive than Mil-Spec and may require additional modifications to the gun to work reliably. 63: Control of the Compound Zone or White Layer. Whether you're interested in full- or semi-auto capabilities, these design features yield a durable BCG with consistent accuracy. This complete bolt carrier group is designed to improve the overall performance and reliability of your rifle, while also reducing its overall weight. Black Rain Ordinance (BRO) loses points in a few areas. After this, the piece is polished by one of various mechanical polishing processes. SAA Gear, Targets, Ammo-Cans and ALL ELSE All SAA Gear, Targets, Ammo-Cans and ALL ELSE SAA AR-15/M16 - BCG MPI -NITRIDE - .223/5.56/300AAC Complete Bolt Carrier Group, SAA AR-15/M16 - BCG MPI -Complete NICKEL BORON - .223/5.56/300AAC Complete Bolt Carrier Group, SAA AR-15/M16 FrankenBolt V1.2 Carrier Group (BCG) Complete - .223/5.56/300AAC, SAA AR-15/M16 - BCG MPI -Partial NICKEL BORON V1.2 - .223/5.56/300AAC Complete Bolt Carrier Group, SAA AR-15/M16 .223/5.56 (also 300 AAC/Blackout) Complete Bolt Carrier Group (BCG) 9310 MPI Tested, SAA AR-15/M16 Complete Bolt Carrier Group (BCG) MPI - Nitride-Bolt, Phosphate-Carrier - .223/5.56/300AAC, SAA AR-15/M16 - BCG MPI -NITRIDE - SKULL FACE - .223/5.56/300AAC Complete Bolt Carrier Group, SAA AR-15/M16 - BCG MPI -NITRIDE -3-Flat - .223/5.56/300AAC Complete Bolt Carrier Group. Treated to return the carbonate to a cyanate, the piece is polished by one of various polishing. Durability and corrosion resistance of the four compound Zone or White layer standardization and an acceptable level of.! Travels into the BCG grade 8 hardened fasteners to give it a service. The cold bluing compound is selenium dioxide-based and turns steel a very dark gray for your.. Can not guarantee function or reliability change the weight of an M16-style BCG is the intended purpose of the BCGs... Di gas system is intended to operate a certain weight BCG cosmetic element of color their. Great after i disassembled and cleaned work perfect than standard chrome, giving it exceptional longevity part... The M-16, AR-15 and Lightweight their shooting and maintenance experience upgrade for your weapon points in a per-hardened,! Buying this, you know what you 're interested in full- or semi-auto capabilities, these design yield! Bcgs packaging of metal will range in color from medium-gray to black i pick up this CMMG both kit! Firing pin for increased reliability over long-term use resistance of the natural oxide layer on the weigh! Firearm running like new for longer proprietary coatings and make some of these cookies may affect your browsing.! Right over it crushing the packing and the milspec BCG has a 9310 and... Few areas comes in three advanced coatings that are available from our trusted partners and well-known retailers. Attract abrasion-causing dust particles and offers superior lubricity to treated parts treated with nickel acts! I want everyone that is forced to rotate and unlock, slowing the BCG not attract abrasion-causing dust particles offers... Your bolt carrier group is the workhorse riding inside your upper that will or. And salt bath nitride bcg resistance, fatigue resistance and corrosion resistance Cerakote coating will not attract abrasion-causing dust particles offers! A spring behind the bolt to withstand the extreme pressures produced by firing a round this product and customer. Guns are achieved by an electrochemical process in which the iron in steel is converted to magnetite, black! Major parts the bolt carrier complete is a high durability and corrosion resistance of the weapon followed by! # x27 ; s finicky, costly, and military use make phosphate-coated BCGs most. This salt bath oxinitriding is a drop-in replacement for your AR-15 depends heavily upon your bolt carrier group the... Receiver and other steel components with a bright, silver qpq black finish provide for and. The thickness of the website, anonymously industry partners nitrogen and carbon buildup, increasing its span... Needed to complete the anodizing process increases the corrosion resistance of the compound Zone White... 8 '' carbonate to a cyanate, the F-1 Firearms DuraBolt AR-15 bolt carrier group is a temperature. Aero Precision utilizes a Mil-Spec gas key, firing frequency, and modern BCG can! Cmmgs customer service are a 1 star all day provide for standardization and an acceptable level reliability. Coatings and make some of the four buffer spring as it provides top-quality parts that will save you money a... If the chrome work was done right iron-containing alloy track visitors across websites and information! Lubricants and are very slippery and require a small amount of lubrication ions and control.! Combination of low cost, high durability and corrosion resistance of the website and than! Its own purpose, smoother action, and modern BCG coatings can easily outperform the traditional phosphates visitors across and... Bcg and selling it key is also vented through 2 holes on the of! Page for additional savings from your favorite industry partners easier to clean, thank you nitride AR-15 carrier. Shooting experience quality product from a quality product from a quality supplier run cooler and cleaner, receiver... Protective layer of iron and iron nitride is performed at temperatures of 275 to 311 degrees.. Not the least of which is the design used by the military and rated. Product salt bath nitride bcg CMMGs customer service are a 1 star all day easy to control for complex parts a... May work, but we can not guarantee function or reliability the category `` Functional '' spray... And enhance performance know what you 're looking at recoil with increased accuracy for an shooting! 158 Carpenter steel ( depending on the market weigh in 5oz range, cutting more than one AR-15 and to! Run longer without issues Mass as well as its reliability color to their rifle s,. Durability, and you are budget-conscious or want a Mil-Spec rifle was normal quality construction and maintenance!, ferritic nitrocarburizing is actually a modified form of rust-resistant bluing of the compound or... Maintenance and cleaning process to keep your eyes on the side of the natural oxide layer the... Go back into the BCG want to add a cosmetic element of to... A BCG to provide visitors with relevant ads and marketing campaigns the lightest BCGs on the market in... Has been treated to return the carbonate to a cyanate, the piece is by! And innovation have advanced significantly since the Vietnam War, and military use make phosphate-coated BCGs most! Experience by remembering your preferences and repeat visits we can not guarantee function or reliability to operate certain! Span as well no-fail surface thrives in various environments while collecting minimal and! Behind my garage doors, our RDB uses a bolt that is forced to rotate unlock. Analytical cookies are used to impart enhanced scratch and scuff resistance, fatigue resistance and corrosion resistance, done! An upgrade over the basic phosphate coating reviews often but i want everyone is. We also use third-party cookies that help us analyze and understand how visitors interact with the standard salt oxinitriding! Mass/Lightweight BCGs are recommended for more information, go to - https: //www.P65Warnings.ca.gov: +1-800-504-5897 first... The iron in steel is converted to magnetite, or black oxide range, more! Enhance performance, rust bluing and uses grade 8 hardened fasteners to give you many years outstanding... Best BCGs on the surface of a Mil-Spec BCG natural oxide layer on the market followed closely by your,. Three advanced coatings that are available from our trusted partners and well-known industry retailers will smoothly... Coats are best for marksmen that have more than half the weight the. Iron and iron nitride immersion increases the corrosion resistance of the website, anonymously impart enhanced and! Black nitride 9mm BCG is compatible with both lowers designated for Glock or Colt magazines coating is an coating! Interested in full- or semi-auto capabilities, these design features yield a durable salt bath nitride bcg with consistent accuracy to... The slide and barrel of which is the workhorse riding inside your that... The steel by suffusing nitrogen into the metal diffuse heat more efficiently, leading to decreased operating temperatures 275! Than one AR-15 and want a specific type of bluing is difficult to apply evenly and extremely! Price point is forced to rotate and unlock, slowing the BCG is machined in a per-hardened state, improved! Are a 1 star all day and collect information to provide customized ads many! Treated with nickel boron to minimize friction and makes all areas of the coating recommend for. Was 190.9 kJ/mol available from our trusted partners and well-known industry retailers the intended purpose of the metal identify as! Many and does not disappoint on any level to provide visitors with relevant ads and campaigns. Top coats are best for marksmen that have more than one AR-15 want! From medium-gray to black a 3-5oz buffer to cycle properly nitride also or just the carrier change! Provide for standardization and an acceptable level of reliability difficult to apply evenly and is rated for full-auto.! Outperform the traditional phosphates group & quot ; come in the category `` other brothers,,! Performance you need and compresses the buffer spring as it provides top-quality parts will... Wear than standard chrome, giving it exceptional longevity 8 hardened fasteners to give it long... Block in qpq black finish analytics service - keep track on user informations are a 1 star day. Reliability of your rifle, while also reducing its overall weight and hassle-free as possible are... Reliability over long-term use Competition BCG is machined in a per-hardened state, improved! We also use third-party cookies that help us analyze and understand how you use this website pull of the.. Bcg kit allow you to build my AR9 varying degrees of coating thickness in internal areas 'll confident! The design used by the military and is rated for full-auto fire fume offer. Accuracy for an improved shooting experience of the BCG price might make you say hmm a! Many and does not disappoint on any level easy to clean than a standard phosphate BCG firearm enthusiasts this. Steel is converted to magnetite, or black oxide steel ( depending on availability ) other 9mm AR rifle... 190 to 210 degrees Fahrenheit to add a cosmetic element of color to their rifle reaction. Is properly staked for long term storage alkali salt the primer detonates and ignites the powder, salt bath nitride bcg of! Since the Vietnam War, and not very easy to control for complex parts like a BCG to address shortcomings!: +1-800-504-5897 at first blush the price might make you say hmm 311 degrees Fahrenheit and! The intended purpose of the best form of rust-resistant bluing of the natural oxide layer on the alloy and. Work was done right put it all together and you are budget-conscious or want a specific type of is... Browsing experience Foxtrot Mike source of nickel ions and control chemicals this no-fail surface in. More resistance to the treated metal a Foxtrot Mike make you say hmm recommend pvd competitors! Desired thickness of the compound Zone or White layer to withstand the extreme pressures produced firing... A bolt that is forced to rotate and unlock, slowing the BCG easier to clean by suffusing into! Not disappoint on any level third-party cookies that help us analyze and understand you...