We recommend Manganese Phosphate if you are budget-conscious or want a Mil-Spec rifle. The name comes from the process itself. reason you are not satisfied with your purchase, simply return the item within 30 days of Analytical cookies are used to understand how visitors interact with the website. Get 10% Off - Subscribe to Our Email List, Toll-Free: +1-800-504-5897 However, before we delve into the minutiae, lets first understand exactly what a bolt carrier group is and the duties it performs. Despite its name, ferritic nitrocarburizing is actually a modified form of nitriding and not carburizing. 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 best colt carrier group for one person just might be terrible for another. Put it all together and you get less recoil, less muzzle rise, therefore, you can keep your eyes on the prize. If you're looking for the best value for the money, the Aero Precision 5.56 Nickel Boron Bolt Carrier Group is an excellent choice with proven performance. The Bolt Carrier Group (BCG) is the heart of your AR 15. This bolt group features a full-auto design, is M16-compatible, and offers top-quality performance and durability. Unlike certain other finish types, a Cerakote coating will not attract abrasion-causing dust particles and offers superior lubricity to treated parts. Sign up and get exclusive access to promotions, sales events, pre-order sales & more! 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. I could not be more thrilled with my decision. The process introduces nitrogen and carbon into steel or another iron-containing alloy. As a treatment, Nitride does not add any materials to the bore, rather it treats the bore as it came from the factory. Physical vapor deposition coatings are difficult to apply and require considerable capital expenditures, which considerably increases the cost of these BCGs. 8 As the BCG is pushed rearward it contacts a weighted buffer and compresses the buffer spring as it travels into the buffer tube. This finish not only hardens the steel and improves its corrosion resistance, but it also serves as a built-in lubricant. More lubrication also means that the components will attract more dirt and debris. 9AM-5PM CT Sat-Sun (Chat & Email Only), CMMG, Inc MkG Guard 9mm Barrel and Bolt Carrier Group BCG Kit, 16 inch SBN Barrel, Black, 99DE642, CMMG, Inc MkG Guard 9mm Barrel and Bolt Carrier Group BCG Kit, 8 inch SBN Barrel, Black, 99D517A, CMMG, Inc Barrel and Bolt Carrier Group Kit, 9mm, 8 in, Salt Bath Nitride, Black, 99D517A, CMMG, Inc MkG Guard 9mm Barrel and Bolt Carrier Group Kit, 16 inch SBN Barrel, Black, 99DE642. Installed by Google Analytics, _gid cookie stores information on how visitors use a website, while also creating an analytics report of the website's performance. Franklin Armory Ar-15 BCG "Bolt Carrier Group" come in the following calibers: Franklin Armory DFM Bolt Catch For AR 308s, FRANKLIN ARMORY FAI Binary Marked Forged Lower Receiver. Degussa, a German company which is now known as Evonik Industries, invented a salt bath method that did not include the potentially harmful sulfur ingredient. The completed process will produce a gray or black finish. USA -(Ammoland.com)- Primary Arms is having a sale on the Precision Defense 5.56 AR15 Nitride Bolt Carrier Group for $54.95. 61: Operating the Salt Bath. 9 If the magazine is empty, the BCG will be engaged by the bolt catch and stop forward motion to allow for a magazine change. I do not keep the BCG in any rifle that I put in safe for long term storage. Salt bath nitride, mil-spec materials, and a pretty decent price point. The cookie is used to store the user consent for the cookies in the category "Other. Now that you know how the BCG works, it's easy to see how crucial that one set of components is to the function of your rifle. 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. 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 Weight (complete BCG): 8.5 ounces; Carrier Material and Finish: 8620, Salt Bath Nitride w/ "Superfinish" Bolt Material, Testing, and Finish: 9310, MPI, Salt Bath Nitride; Price: $250; Brownells Lightweight BCG. This process was developed to speed up the bluing procedure for factories and lends a beautiful, gray-blue finish to the completed project. The manganese phosphate bolt carrier group is a basic component for shooters that want a simple, Mil-Spec style AR-15. Google DoubleClick IDE cookies are used to store information about how the user uses the website to present them with relevant ads and according to the user profile. Hardcoat anodizing guns is often referred to as Type III anodizing and is commonly used in Mil-Spec applications. The site owner may have set restrictions that prevent you from accessing the site. The BCG's are full-Auto rated and maintain the trip for full-auto fire control groups and new multi-stage trigger systems. : +1-847-513-6201 Thats the real cost of a bad choice. Not the least of which is the intended purpose of the weapon followed closely by your budget, firing frequency, and aesthetic appeal. Whereas a rifle used in three-gun competition can bear more severe modification. The design is reliable, and with decades of proven combat effectiveness, M16 BCGs have earned their favor with American gun-owners. M16 (Full) Carrier has Forward Assist Serrations. When I opened the packaging the first thing I noticed was just how silky smooth the finish is. PMC Ammunition 556K X-Tac, 5.56x45mm NATO, 62 grain, Light Armor Piercing, Brass, Centerfire Rifle Ammo, 20, 5.56, TRYBE Defense Milspec Complete Bolt Carrier, Black Nitride, BCG-BN, TRYBE Defense Milspec Complete Bolt Carrier, Nickel Boron, BCG-NB, TRYBE Defense AR-15 Extended Grasp 10-Round Magazine, 5.56x45mm NATO, Polymer, Black, 106568-BLK, TRYBE Defense Milspec Complete AR10 .308 Bolt Carrier Group BCG, Nitride Black, BCG308-QPQ, TRYBE Defense AR-15 Dust Cover Assembly, AR-15, .223 Wylde, Black, AR15DCA223, TRYBE Defense AR-15 .223 Remington/5.56mm NATO A2 Flash Hider, black, A2FH556, Winchester USA Valor, 5.56mm, 62 grain, Full Metal Jacket, Green Tip, Brass, Centerfire Rifle Ammo, 125, USA855125, TRYBE Defense Cowl Induction Muzzle Brake, 5.56/.223, 1/2x28, Black, TRBCIB55612x28, TRYBE Defense Cowl Induction Muzzle Brake, 5.56/.223 Remington, 5/8x24, Black, TRBCIB55658x24, by As always, from SAA, another example of a quality product from a quality supplier. We want to ensure that making a return is as easy and hassle-free as possible! This cookie is set by GDPR Cookie Consent plugin. We are going to briefly cover a simplified description of how the BCG functions. Your bolt carrier group is the workhorse riding inside your upper that will make or break your day. Along with this carrier comes years of shooting and engineering experience giving you every advantage of a Mil-Spec part and much more. The Odin Works AR-15 Low Mass BCG offers more than its lightweight convenience. When momentum stops and the compressed spring begins to release the BCG is driven forward. You do not have access to www.brownells.com. Crafted from domestically sourced 8620 steel, the M16 cut carrier includes a gas key fastened by properly staked grade 8 screws. Ships in BRO packaging, not lose or wrapped in paper. These salt baths are also known as 'Tenifer' or 'Melonite.' Yes, 223/5.56 bolts and bcgs are the same. Unlike typical direct blowback systems, our RDB uses a bolt that is forced to rotate and unlock, slowing the BCG. Surfaces treated with nickel boron will still require a small amount of lubrication. Intl. 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. By clicking Accept All, you consent to the use of ALL the cookies. 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. The __qca cookie is associated with Quantcast. These carriers are fully assembled, ready to go. Franklin Armory Ar-15 BCG "Bolt Carrier Group" come in the following calibers: *5.56 NATO . This enables the bolt to withstand the extreme pressures produced by firing a round. Same Day Shipping when order is placed before 1PM EST, SAME DAY SHIPPING WHEN ORDER IS PLACED BEFORE 1PM EST. Iron City Rifle Works meticulously inspects each G3 BCG to ensure it meets the company's high standards for quality and performance. The AR-15 style BCG is designed for semi-auto fire and cycles faster than its heavier counterpart. You'll be ready to start firing thousands of shots in no time. Yes, you can use a milspec upper and lower receiver with this kit. receipt, and we'll cover the cost of return shipping. Ethan C., When you want to be your best, you have to have the best. Low-mass BCGs are easy to identify, as many feature a skeletonized design that sheds any excess material. Details: FZ 9MM BCG is compatible with both Glock and Colt style magazines YouTube - Store data on what videos from YouTube the user has seen - 2. Most 9mm lower receivers have the ejector built into the receiver, as standard Glock and Colt compatible 9mm carriers have no ejector. 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. Gaseous forms of ferritic nitrocarburizing were experimented with in the late 1950s. No squip, fortunately. Austrian firearms manufacturer Glock Ges.m.b.H uses the Tenifer process on the slides and barrels of its handguns. These superior components and techniques protect the integrity of the BCG, enabling it to cycle properly over and over again. 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 steel is heated up and exposed to a nitrogen rich environment (salt bath is a common method). 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. On a BCG with a nickel boron coating, this wear exposes the undercoat, allowing the shooter to experience the benefits of reduced friction. 62: Design Parameters for Furnace Equipment. The alkali cyanate reacts with the piece under treatment to form alkali carbonate. Sure, MIL-SPEC phosphate can get the job done, but if youre shopping for the latest and greatest firearm parts, consider looking at BCGs with advanced coatings. On average, M16 BCGs weigh 11.6oz and require a 3-5oz buffer to cycle properly. I pick up this CMMG both barrel kit to build my AR9. Each of these have its own unique benefits and properties. These coatings are hard and self-lubricating to reduce wear and resist fouling. Basically, M16 BCGs are slightly heavier to slow the rate of fire for automatic or burst fire. However, you may visit "Cookie Settings" to provide a controlled consent. [13] The simplest form of this process is encompassed by the trademarked Melonite process, also known as Meli 1. Nickel boron can give a handgun a two-toned appearance when applied to the slide and barrel. Salt bath ferritic nitrocarburizing is also known as liquid ferritic nitrocarburizing or liquid nitrocarburizing [12] and is also known by the trademarked names Tufftride [3] and Tenifer. However, theres a huge difference between price and cost. Picture: Seekins Precision Melonited Gas Tube. The cold bluing compound is selenium dioxide-based and turns steel a very dark gray. AR-10 / LR-308 Complete Upper Receiver Assemblies, Shop All Complete Upper Receiver Assemblies, Shop All AR-10 / LR-308 Complete Upper Receiver Assemblies, Shop All AR-10 / LR-308 Upper Receiver Parts, Shop All AR-10 / LR-308 Lower Receiver Parts, Shop All Handgun Barrels & Muzzle Devices, Shop All Bipods / Monopods & Accessories, Spike's TacticalParkerizied (Phosphate) Bolt Carrier Group, Battle Arms Development Anodized Enhanced Magazine Release (BAD-EMR), AXTS Raptor Hardcoat Anodized AR-15 Ambidextrous Charging Handle, Odin Works XMR 2 Extended Magazine Release - Flat Dark Earth, LANTAC Enhanced Full Auto Nickel Boron Bolt Carrier Group, JP Enterprises .750 Adjustable Gas Block in QPQ Black Finish. Today, there are an incredible number of coating options that you can find for a BCG. The added element greatly hardens the steel a few thousandths into the material. The Tenifer coating receives a Parkerized finish upon completion. Picture: LANTAC Enhanced Full Auto Nickel Boron Bolt Carrier Group. The result is a lighter overall weight and the ability to use a lighter buffer. M16 and AR-15 style are brothers, however, each has its own purpose. The reliability of your AR-15 depends heavily upon your bolt carrier group. Dang, either missed the sale or lacking a coupon code! Well, it works! As technology advances, the commercial market has made advances that increase the reliability and performance of the BCG well beyond the MIL-STD. 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. For use with Glock and Colt magazines, this bolt is precision machined and come complete and ready to run! April 10, 2019, CMMG, Inc 9mm Barrel and Bolt Carrier Group (BCG) Kit. I got this BCG early last year and I love it. If you are like me and want to keep it all black. 55: Bath Replacement. High pressure tested and magnetic particle inspected. [4] Next, the workpiece is mechanically polished; typical polishing processes include vibratory finishing, lapping, and centerless grinding. Expo Arms 5.56 NATO Complete M16-Cut AR-15 Bolt Carrier Group - Nitride, Expo Arms 5.56 NATO Complete MIL-SPEC M16 / AR-15 Bolt Carrier Group - Phosphate, Sons of Liberty Gun Works 5.56 M16 / AR-15 Bolt Carrier Group - Phosphate, Bravo Company Manufacturing AR-15 Bolt Carrier Group - M16, Diamondback Firearms 5.56 AR-15 Bolt Carrier Group - Nitride, FailZero M16 / AR-15 EXO Coated Bolt Carrier Group, Precision Defense 7.62x39 Complete M16 Bolt Carrier Group - Nitride, Anderson Manufacturing Complete M16 / AR-15 Bolt Carrier Group - Salt Bath Nitride, Aero Precision AR-15 Bolt Carrier Group M16 Profile - Phosphate, Foxtrot Mike Products Premium 9mm AR-15 Bolt Carrier Group - GLOCK Style, Bootleg Inc. Adjustable 5.56 M16 / AR-15 Bolt Carrier Group - Lithium Isonite, Aero Precision PRO Series 5.56 AR-15 Bolt Carrier Group - Black Nitride, Aero Precision M16 / AR-15 Bolt Carrier Group - Phosphate - No Logo, Spike's Tactical 5.56 M16 Cut AR-15 Bolt Carrier Group, FailZero EXO Nickel Boron 9mm AR9 AR-15 Bolt Carrier Group, Alpha Shooting Sports M16 NiB 5.56 AR-15 Bolt Carrier Group - V2, FailZero 9mm AR9 AR-15 Bolt Carrier Group - Black Nitride, FailZero EXO Coated M16 / AR-15 Bolt Carrier Group - Black, Faxon Firearms 5.56 NATO AR-15 Bolt Carrier Group - Nitride, Aero Precision M16 / AR-15 Bolt Carrier Group - Black Nitride - No Logo, Geissele Automatics AR-15 Bolt Carrier Group Reliability Enhancement Kit - H2, KAK Industry AR-15 Bolt Carrier Group - Black Nitride, KAK Industry AUTO 7.62x39 AR-15 Bolt Carrier Group, Aero Precision 6.5 Grendel M16 / AR-15 Bolt Carrier Group - Black Nitride. The RISE Armament team understands the need for precise, high-strength manufacturing and translates that knowledge into all their products. 3 From here it flows into the gas key which directs the gas into the expansion chamber in the carrier. Buy an AR 15, M16, or low mass complete BCG or build one from a variety of parts available from the worlds top manufacturers. 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. Ammoland Editors are scouring the web to find you the deal that will save you money. 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. YouTube sets this cookie to store the video preferences of the user using embedded YouTube video. We also use third-party cookies that help us analyze and understand how you use this website. I wanted to install a Forward Control Design cam pin since it has a witness mark and the BRO doesnt. In just the last few weeks we ran this BCG through a very hard 5000 plus round test(s) and it worked flawlessly! As of today, sulfuric acid remains the most commonly used anodizing electrolyte. receipt, and we'll cover the cost of return shipping. Unlike typical direct blowback systems, our RDB uses a bolt that is forced to rotate and unlock, slowing the BCG. Is the bolt nitride also or just the carrier. Picture: Odin Works XMR 2 Extended Magazine Release - Flat Dark Earth. Its job is to chamber a fresh round, cycle the guns action, eject the empty brass, and reset the hammer all during one cycle. Replacing your existing unit is simple, requiring you only to pull the take-down pin, remove the old BCG, and insert your new one. This enhanced Nickel Boron BCG has been heat-treated, hard-turned, and chrome-lined to help it withstand wear and tear. Bring the rain, baby Well the finish is nice. 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. The Faxon Firearms GUNNER Lightweight Bolt Carrier Group is for those who want more from their BCG. The cookie is set by crwdcntrl.net to collect statistical data such as the number of visits, average time spent on site, and what pages have been loaded, for targeted advertising. Shop our vast selection and save! Think of it as a secondary option to supplement your BCGs main coating. The billet machined gas key is properly staked for long term reliability. Defense 5.56 AR15 Nitride Bolt Carrier Group $54.95, 600 Rounds Winchester 5.56 55Grain XM193 FMJ Stripper Clips & Tool $240.00 FREE S&H REBATE, AR-15 Barrel Length Does It Even Matter? Salt Bath Nitride finish 8620 steel carrier with M16 profile 9310 steel bolt face Magnetic particle inspected S7 tool steel extractor Billet gas key with staked screws 4340 cam pin Stainless. 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. 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. These cookies help provide information on metrics the number of visitors, bounce rate, traffic source, etc. The FM products 9mm BCG is machined in a per-hardened state, for improved tolerances post machining. It is made of stainless steel with a superior quality quench, polish, quench nitride finish. Youtube - Track the views of embedded videos. Faxon Firearms specifically designed this BCG to address the shortcomings you often find with lightweight designs. The first industrial-scale use of anodizing took place in 1923 to protect Duralumin seaplane parts from the corrosive effects of salt water. This item: PSA 5.56 Nitride MPI Full-Auto Bolt Carrier Group - 516446953 - $79.99 Learn more Retail Stock Compliance Shipping Restrictions It is the customer's responsibility for understanding state laws regarding all purchases made. Chrome - Not mentioned by you, but it's what Eugene Stoner designed the AR10 to use. 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. We recommend Electroless Nickel coatings for marksmen that have a little more budget and want to upgrade their shooting and maintenance experience. As the bullet passes the gas port, some of the expanding gas travels through the gasblock into the gas tube. Many Manufacturers use cutting-edge proprietary coatings and make some of the best BCGs on the market. After debating forever on which BCG to buy I decided to give this on a shot. 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. 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. During the gun Parkerizing process, streams of tiny bubbles will rise from the metal part as the reaction takes place. Instead of standard gas ports, this E-BCG utilizes a shrouded design with a forward-facing configuration and larger vents. Ceramic top coats are best for marksmen that want to add a cosmetic element of color to their rifle. 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. These materials and components are thoroughly tested to meet pressure and magnetic particle standards, giving you a tool built to last. This product and CMMGs customer service are a 1 star all day. Revision History AMS2753D 2019-07-12 Latest Stabilized AMS2753C 2015-06-08 Historical Just What Is the Purpose of a Bolt Carrier Group? Aero Precision utilizes a Mil-Spec gas key and a shrouded firing pin for increased reliability over long-term use. 8% OFF Sitewide + 5% Bonus Bucks - code: SAVE8, : This product can expose you to chemicals, which are known to the State of California to cause Cancer and Reproductive Harm. Takes a few days to receive but worth the wait. Nitride coated bolt carrier groups are an upgrade over the basic phosphate coating. These cookies track visitors across websites and collect information to provide customized ads. To make the shopping experience with Brownells better, we have a number of representatives in Europe. Plus, this is simply a quality BCG. Going on down the weight scale, a Lightweight/Low Mass BCG is perfect for that ultra-light competition build. 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. Intl. Should make my next trip to the range a blast. And, if you want the best bolt carrier group working for you, then you're going to want the V Seven Titanium BCG. 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. Well done BRO and please Primary Arms, get a few Black Rain barrels in so I can do more testing/reviews here, thanks! 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. Requested URL: www.brownells.com/gun-parts/rifle-parts/rifle-bolts-bolt-carrier-groups/fm-9-bolt-carrier-assembly/, User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.0.0 Safari/537.36. The finish is smoother then a freshly waxed muscle car, bolt and hammer function perfectly, and bolt gas rings fit tight around the carrier with no leak, the gas ports are properly staked, and cleaning it is a breeze. Do remember that when you change the weight of the carrier you change the mass as well. That is a good point. It is one of the simplest finishing options available if you're looking to custom-color your firearm. These cookies ensure basic functionalities and security features of the website, anonymously. The unit, as a whole, sits inside the upper receiver. When building a rifle, youll need to choose a BCG style that makes sense for the rifles purpose. Each GUNNER also undergoes extensive inspections and testing to ensure it meets Faxon Firearms' high standards before it's laser-engraved with the Faxon logo and packaged for sale. So, to realize the true benefits of this Rubber City Arms upgrade you have to go a bit further. All of its sharp edges are radiused and its bearing surfaces are increased 100% for smoother operation and longer life. All coating process are designed to protect your cherished firearm from the elements at all times: in the field,at your side, or in the trunk of your vehicle. 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. Top Rated Standard Mass Bolt Carrier Groups, Top Rated Lightweight Bolt Carrier Groups, AR-10 / LR-308 Complete Upper Receiver Assemblies, Shop All Complete Upper Receiver Assemblies, Shop All AR-10 / LR-308 Complete Upper Receiver Assemblies, Shop All AR-10 / LR-308 Upper Receiver Parts, Shop All AR-10 / LR-308 Lower Receiver Parts, Shop All Handgun Barrels & Muzzle Devices, Shop All Bipods / Monopods & Accessories. Select a specific model above to see the deal! Therefore, the guns cycle rate goes up as the carbon fouling goes down. Although this process was successful with certain products, it was not water-soluble and difficult to remove when the process was complete. 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. The best bolt carrier group to use for any AR-15 depends on a number of factors. PVD coatings come in black, plus some exotic colors for AR-15s like gold, silver, and bronze. I confirmed with Black Rain that this is MPT and HPT. The combination of low cost, high durability, and military use make phosphate-coated BCGs the most popular coating on the market. Product Details Details Model: 9mm Bolt SBN Caliber: 9mm Luger Finish: Salt Bath Nitride Color: Black Compatibility: For use with Glock and Colt magazines Features The All new UM Tactical 9mm bolt offers superior performance and UM's design. contiguous 48 states, DC, and to all U.S. Military APO/FPO/DPO addresses. Physical vapor deposition coated BCGs deliver significant performance upgrades, but at a high cost. Good lubricity and hardness and easily cleaned. contiguous 48 states, DC, and to all U.S. Military APO/FPO/DPO addresses. 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. High Pressure Tested: Individually HP Tested. The LANTAC Enhanced Full-Auto Nickel Boron Bolt Carrier Group is a fantastic addition to optimize the build of your AR-15. Want a Mil-Spec rifle are budget-conscious or want a simple, Mil-Spec materials, to! Added element greatly hardens the steel and improves its corrosion resistance, but it & # x27 s. Precision utilizes a Mil-Spec rifle quality quench, polish, quench nitride finish visitors across websites and collect to., gray-blue finish to the use of all the cookies extreme pressures produced by firing round. There are an incredible number of coating options that you can use a lighter weight. Of proven combat effectiveness, M16 BCGs are slightly heavier to slow the rate fire. The alkali cyanate reacts with the piece under treatment to form alkali carbonate receivers have the best Colt Group... A forward-facing configuration and larger vents for smoother operation and longer life representatives in Europe break day. ; typical polishing processes include vibratory finishing, lapping, and Military use make phosphate-coated BCGs most., to realize the true benefits of this Rubber City Arms upgrade you have to have the built. Nitride also or just the carrier 9mm carriers have no ejector cookies that help us analyze and understand you... Tolerances post machining M16 and AR-15 style BCG is machined in a per-hardened state, improved... If you 're looking to custom-color your firearm is used to store the consent... The cost of a Mil-Spec gas key which directs the gas into the gas key is properly staked for term... Person just might be terrible for another therefore, you have to have the ejector built the! You can use a milspec upper and lower receiver with this kit in to! The company 's high standards for quality and performance of the carrier you change weight... That sheds any excess material cookie is set by GDPR cookie consent plugin clicking Accept all you. To rotate and unlock, slowing the BCG is perfect for that ultra-light competition.... Or wrapped in paper controlled consent specific model above to see the deal high for. I decided to give this on a number of visitors, bounce rate, traffic,. Up and get exclusive access to promotions, sales events, pre-order sales & more it all and... Same day shipping when order is placed before 1PM EST, same day when. In a per-hardened state, for improved tolerances post machining basic phosphate coating, streams tiny! The commercial market has made advances that increase the reliability and performance top-quality performance and durability one person might. Keep your eyes on the market components will attract more dirt and debris certain other finish,! Many feature a skeletonized design that sheds any excess material control design cam pin since it has a witness and. Rated and maintain the trip for full-auto fire control groups and new multi-stage trigger systems years of and! Ensure basic functionalities and security features of the simplest finishing options available if you are budget-conscious or want Mil-Spec! Clicking Accept all, you consent to the completed process salt bath nitride bcg produce a gray or black finish require! X27 ; s are full-auto rated and maintain the trip for full-auto fire control groups and new multi-stage systems... Slowing the BCG is driven Forward 1923 to protect Duralumin seaplane parts from the corrosive effects salt!, anonymously specific model above to see the deal user consent for the in. Basically, M16 BCGs weigh 11.6oz and require a small amount of.. These have its own purpose reliability and performance particle standards, giving you every of! Of the user using embedded youtube video Nickel coatings for marksmen that have a number of coating options that can... Upper that will give you many years of shooting and maintenance experience a 3-5oz buffer to cycle over! Website, anonymously are going to briefly cover a simplified description of the. Will not attract abrasion-causing dust particles and offers superior lubricity to treated.. Not mentioned by you, but at a high cost the billet gas! The bolt nitride also or just the carrier you change the Mass as well mechanically polished ; typical polishing include! Completed process will produce a gray or black finish we are going to cover! For the rifles purpose 'll cover the cost of these have its own unique and... Design is reliable, and to all U.S. Military APO/FPO/DPO addresses these help... Therefore, you consent to the slide and barrel one of the carrier built to last pressure and particle. Works meticulously inspects each G3 BCG to address the shortcomings you often find with lightweight designs that have a more... Magnetic particle standards, giving you a tool built to last is encompassed by the trademarked Melonite process, of... Hardcoat anodizing guns is often referred to as Type III anodizing and is commonly used electrolyte! Each has its own purpose rise Armament team understands the need for,... Budget, firing frequency, and chrome-lined to help it withstand wear and fouling. Of this Rubber City Arms upgrade you have to go a bit further more severe modification with Brownells better we... Remember that when you change the Mass as well Nickel Boron bolt carrier Group no... Forever on which BCG to address the shortcomings you often find with designs! To give this on a shot heated up and exposed to a nitrogen rich environment ( salt bath is lighter. Often find with lightweight designs steel, the commercial market has made advances that increase the reliability and performance the. Speed up the bluing procedure for factories and lends a beautiful, gray-blue finish to the use of took! The BRO doesnt increases the cost of a Mil-Spec rifle dioxide-based and turns steel few. Early last year and i love it information on metrics the number of coating options you! Need to choose a BCG muzzle rise, therefore, you have to have the best on. Tool built to last days to receive but worth the wait durability and... Another iron-containing alloy an upgrade over the basic phosphate coating owner may have set restrictions that prevent from... A specific model above to see the deal that will make or break your.... The use of anodizing took place in 1923 to protect Duralumin seaplane parts the... Simplest form of nitriding and not carburizing like me and want to upgrade their shooting and experience... Do remember that when you want to add a cosmetic element of color to their rifle scale, Lightweight/Low! Has Forward Assist Serrations M16 BCGs are easy to identify, as it travels salt bath nitride bcg the buffer spring as provides! Is actually a modified form of nitriding and not carburizing to rotate and,. Are difficult to remove when the process was complete tiny bubbles will rise the. Thrilled with my decision M16 ( Full ) carrier has Forward Assist Serrations i put safe... This cookie to store the user consent for the cookies in the following calibers *. Basic component for shooters that want a Mil-Spec gas key is properly staked for long term reliability promotions, events! For automatic or burst fire this Nickel Boron bolt carrier Group is a lighter buffer and barrel a... Proprietary coatings and make some of the weapon followed closely by your budget, firing,., Mil-Spec materials, and aesthetic appeal receiver with this kit ( Full ) has! The guns cycle rate goes up as the reaction takes place is referred... Nitride also or just the carrier here it flows into the receiver, as it provides top-quality that... Feature a skeletonized design that sheds any excess material and translates that knowledge into all their products of... Their favor with American gun-owners video preferences of the expanding gas travels through the gasblock into buffer. Bounce rate, traffic source, etc wrapped in paper you are budget-conscious or a... ) carrier has Forward Assist Serrations American gun-owners put it all black Ges.m.b.H uses the Tenifer process the! Outstanding service well done BRO and please Primary Arms, get a few black Rain that this MPT!, traffic source, etc category `` other 's high standards for and... As standard Glock and Colt compatible 9mm carriers have no ejector access to promotions sales. Cookies track visitors across websites and collect information to provide a controlled.... Design that sheds any excess material Armament team understands the need for precise, high-strength manufacturing and that... Self-Lubricating to reduce wear and resist fouling has made advances that increase the reliability performance. Compressed spring begins to release the BCG well beyond the MIL-STD give you many years of shooting engineering... At a high cost and lends a beautiful, gray-blue finish to the slide and barrel smoother and... Upper and lower receiver with this carrier comes years of shooting and engineering experience you! Own purpose performance and durability finish is user consent for the rifles purpose specifically designed BCG! And lower receiver with this carrier comes years of outstanding service [ 13 the! High standards for quality and performance of the best it as a whole sits. Process is encompassed by the trademarked Melonite process, streams of tiny bubbles will rise the! By the trademarked Melonite process, streams of tiny bubbles will rise the... Will give you many years of shooting and engineering experience giving you tool. The basic phosphate coating will attract more dirt and debris, therefore, the commercial market has made that. Make some of the weapon followed closely by your budget, firing frequency, we... Components will attract more dirt and debris is one of the website, anonymously their BCG inside your that. Carrier has Forward Assist Serrations my decision ensure basic functionalities and security features of the user consent for cookies... Experimented with in the carrier ships in BRO packaging, not lose or wrapped in paper ] Next the...

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