blue bolt carrier group 9mm blue bolt carrier group 9mm

9mm AR Bolt Carrier Group feature a blow back design for use in AR9 style rifles and pistols. M16 5.56 BOLT CARRIER GROUP NITRIDE MP . Pink AR Parts Flat Dark Earth AR Parts OD Green AR Parts Gray AR Parts Red AR Parts Blue AR Parts Burnt Bronze Cerakote AR Parts Titanium Cerakote AR Parts Tungsten Cerakote AR Parts. His other areas of expertise include survival, prepping and firearms/ammo storage. M16 9MM Bolt Budget 9mm Bolt Carrier Group, Foxtrot Mike Products FM-9 Bolt Carrier Assembly, A Brief Introduction of 9mm Bolt Carrier Group, Review of the Best 9mm AR Bolt Carrier Group Evaluated, 2. Introducing the Dirty Bird Industries 9mm Bolt Carrier. Add in some fancy cameras and the cracks and fissures located on or beneath the surface are quickly shown. Wilson Combat (BCG) bolt carrier assemblies and parts for 5.56, 308, 6.8 SPC II, and other calibers. If youre simply looking for the best of the best when it comes to BCGs, then this Brownell Brand AR-15 9mm bolt carrier groups BCG can be something that youre looking for. Aside from the easy installation and quality construction, most users were able to fire off hundreds of rounds without a single reliability issue. Complete, .223/5.56mm AR-15 bolt and carrier assembly comes with all the parts, fully assembled, and ready to go. This way, it saves them some money rather than have to go out and buy a brand new BCG in a few years time. Jigs; Accessories & Optics; Handguns. Sale! This is designed to take on all kinds of constant gunfire. You shouldnt need to pay anymore beyond this general price range. It appears golden and offers easy cleaning benefits along with a very tough and lasting coating. Reviews. NBS 9mm Bolt Carrier Group Blue PVD - 7217. And if you want to leave your options open and start collecting parts now, you can grab one of our modular 9mm bolt carrier groups and decide later on which type of magazine is best for you. Faxon 5.56/300 BLK Gunner Light Weight Bolt Carrier Group Nitride M16 Bolt Carrier Group AR15 BCG. If youre simply looking for the best of the best when it comes to BCGs, the Brownell Brand AR-15 9mm BCG could be something that youre looking for. our price: $219.99 . Thats because its strong enough to handle the impact of multiple gunshots. Simple as that. On a side note, make sure the bolt works with ramped barrels. Hard Chrome: Basically, you coat the BCG in chrome. Known for their pencil-thin barrels, gunner profile barrels, and even their Ultralight FX5500 4.95 lb complete AR-15, Faxon also makes more affordable lightweight BCGs compared to other manufacturers. The best 9mm BCG is out there, and one of the five listed above might fit your AR-15 9mm pistol the best. Manufactured from 8620 Steel and a hardened 17-4 stainless steel firing pin, this Toolcraft 9mm Bolt Carrier Group also features an M16 Style extractor and a removable counterweight. This is lightweight, easy to install and eradicate, and battle-tested to take on whatever use you put your AR-15 9mm bolt carrier groups pistol through. Rated 5.00 out of 5. This isnt a bad thing, just something to know. Super durable, especially with the addition of the nitrite finish, 1. The Gas Key on a 9mm BCG is there to give the charging handle something to hold onto, it doesnt actually handle any gas. Such as: the carrier, bolt, extractor, gas key, cam pin, retainer clip, and firing pin. But folding Americas favorite rifle the AR-15 can be a little tricky. Its the broadest magazine compatibility you can find. These might end up matching your list of what to look for in a BCG. Hi! Subscribe to our newsletter and get gun deals, educational content, hand's on reviews and news on law changes! In its place should be an integral key. The KVP 9mm BCG is a feature packed solution for your 9mm Blow Back Carbine or Pistol. Thus some have resorted to making some modifications themselves (which might be kind of risky and could ruin the BCG if youre not careful). But they normally arent cheap. Simple as that. Toolcraft 9mm Bolt Carrier Group Gen 2 - Black Nitride. However, if you can get your hands on hard chrome coating then youd sure to enjoy it as it is easy to clean and has resistance against corrosion. At this point, its companionable with most of them but not all of them. The Toolcraft 9mm Bolt Carrier Group is a full-mass BCG perfect for your Blowback Pistol Carbine Caliber AR15 build. Out of stock. Lightweight and doesnt add on any additional weight to the AR-15 9mm itself 2. Some buyers were also building their pistols from the ground up and needed a functional BCG that was right out of the box. Precision-machined carrier and bolt. Beretta 3032 Tomcat [Review]: A Worthy Self-Defense Pistol? Get gun deals, hand's on reviews, educational content and updates on law changes daily! Quick View. When combined with preventable firearms accidents, you have a Buyers Guide For A 9mm Bolt Carrier Group, The Best 9mm Bolt Carrier Groups For 2022, JP Enterprises AR-15 9mm Bolt Carrier Group. A BCG will house some of the following key components: the bolt itself, ejector, bolt carrier, extractor, and the firing pin. . Aero Precision Direct Blowback 9mm Bolt Carrier Group MSRP: $169.99 $144.49. One such important component for this change is the 9mm BCG. The gas flows through the key and will fill up the chamber inside the BCG behind the bolt that has been created by the gas rings of the bolt, this forces the bolt to act like a piston and pushes the mass of the carrier backward. About this BCG: This BCG is an AR-15 compatible design, allowing use with 9mm Luger (9x19) cartridges. Citadel 1911 Review: Best Budget-Friendly Pistol? This will be used by budget AR-15 9mm owners who want to get the best out of their pistols. Either of these carrier groups for a 9mm AR that we have covered here today will be a solid option, and furthermore, you can also choose any other bolt carrier groups floating around on the market that follow the buyers guide section we listed out above as well. This BCG was made for the Colt enthusiast and thats why we like it. Out of Stock. So use (almost) any magazines you want. WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. M16 / AR15 Bolt Carrier Group - 6.8 SPC .224 Valkyrie Nitride. Rise Armament advanced bolt carrier group manufactured with precision and individually inspected to ensure high-level . You will find the 9mm AR BCG, the nickel boron bolt carrier, and the mil-spec AR-15 BCG you need to keep your weapon in action. However, it is very rough in texture and difficult to clean. Palmetto State Armory has a large selection of bolt carrier groups for your AR-15 rifle or pistol. Between the price and the magazine compatibility, you can easily create your 9mm pistol caliber carbine for the lowest possible price. So it has the capability to work with a good amount of upper and lower receivers. While a normal AR-15 is built with a locked breech and uses a form of direct impingement to function, an AR-9 is normally simple blow-back. While 99% of the 9mm pistol caliber carbines on the market use simple blowback to make their actions work, CMMG went a huge step further and developed a whole new way of doing things. Radial Delayed Blowback Bolt (Patent Pending) Requires enlarged ejection port for reliable operation. Product is out of stock. If you have any feedback or question about my articles, please submit it here, it's always appreciated! Quantity: Description. A gun lover since young, served the country for the last 20 years. Quick view Details. But this is a BCG that is built to be beaten and run hard for things like competition. Roughly 75% of the yearly estimate of stolen firearms occur during burglaries. We maintain the dual COLT/GLOCK compatible geometry, user-removable weight and full-auto compatibility while adding new and welcome features. Alternative Views: MSRP: $175.00. RedMohawk 3.0 C4V 9mm/PCC BCG $ 269.99. Stock Status:In Stock. $124.99 $99.99. Sale. You can learn more about me here. But since many components are used interchangeably for quick swapping of calibers. 9mm Complete Bolt Carrier Group $ 169.95 $ 84.95. departer from what weve looked at before. Required fields are marked *. For something that wont jam even after 1000 shots, thats quite a bright sign. Where to Buy Ammo Online [Complete 2021 Guide], Best Gun Cleaning Kits [AR-15, Pistol & Universal], Best Shooting Gloves [Hands-On Tested, 2021 Update], Best Universal Red Dot Sights [Hands-on Review]. Plus, they are easily transported, and unfortunately, can be used to commit other crimes. 9MM Bolt Carrier Group Assembly. If youre looking for the best 9mm BCG, then you have come to the right place. Watch on. AR-15 bolt carrier groups for sale at $48.18, get AR15 bolt carrier groups at the lowest price on the market of more than 100 stores on WikiArms.com . $ 149.95. Samurai Firearms Carrier Group Machined in-house! Fundamentally, a 9mm BCG is a chunk of metal that doesnt really do much other than add mass to the system. The results are pretty great, slick, smooth, very resistant to corrosion and can even be run with less lube. FAXON 9mm PCC Blowback Full Mass Bolt Carrier Group - Gen 2 - 9mm. Get gun deals, hand's on reviews, educational content and updates on law changes, daily! If your AR-15 9mm rifle needs an upgrade or if youre building one from scratch, one of these five will end up being yours to own. Without the engine, you cannot drive your car. This includes all of the awesome properties of Nickel Boron but with the added dry lube of Teflon. When hes not writing, hes either learning a new skill, trekking or enjoying a long drive. So they want a BCG that is built to last them years. Build Your Own Custom Pistol For $299 Or Less! Plus, shooting a PCC in 9mm would be a breeze for my wife to handle. Quality and guaranteed performance. Beau has also trained with the USCCA and is a current member. The Rainier Arms 9mm Precision Match Grade Bolt Carrier Group is incredibly well built. Nickel Boron allows great and sleek aesthetics which are also resistant against corrosion. We carry all of the buffer parts that you need to help your 9mm blowback BCG run smoothly. The Gunner BCG is made from 9310 steel and weighs 8.2 oz. This may be altered a bit to make sure that it will work with all kinds of upper receivers. This was designed to handle pretty much all kinds of multiple firing episodes. Nothing to sneeze at, but the heat dissipation might be quite slow. . This is designed to handle all kinds of constant gunfire. Available in a variety of finishes like Nitride and PVD! Recent buyers are able to call this a high quality and very inexpensive BCG. For 9mm bolt carriers, the bolt head is flat and is critical in creating a seal on the blow-back design of AR-15 9mm Pistol Caliber Carbines. Aero's EPC-9 is a direct-blowback, semiautomatic carbine chambered in 9mm. Why would you want to go with a 9mm Luger for an AR, to begin with? Made in the U.S.A - Lifetime Warranty. Especially some 9mm bolt carrier group that will last them for a very long time. 045-B2M630A000 | Anderson Mfg. So we do our best to find some of the best BCGs that are easy to install and wont need the services of a gunsmith for a suitable install. Additionally, components like magazines, magwell flare, and Colt or Glock compatible upper and BCG are also important considerations before creating the AR9 build. Visit our 22/rimfire category today and take advantage of our lightning fast shipping! Hence, some have resorted to making some modifications of the 9mm BCG themselves (which may be kind of risky and can ruin the BCG if youre not careful). This way, it saves them money rather than have to go out and buy a brand new BCG in a few years time. With different coatings and weights to be chosen for your BCG,AR15Discounts has exactly what you will need and want for your build. AR-15 9MM BOLT CARRIER GROUP FOR GLOCK AND COLT. If youre doing something like PCC competitions, this might be very appealing to you. Its a drop-in BCG thats prepared to go when you are. Now, the finish is a regular phosphate coating. TSG PVD Coated Satin Rose Bolt Carrier Group With Black Nitride Bolt Head (0) $144.00 On sale: $139.99 Sale. Without a BCG, you cannot fire your 9mm. . Anderson Manufacturing Bolt Carrier Group 5.56/.223 Ar-15 Nitrided 712038922307: $89.99: In . If youre looking for something solid and might be a direct threat to the Brownells best overall spot, the Faxon Firearms BCG might be your alternative choice if youre looking for something that is strong, reliable, and works with almost any AR-15 9mm in existence. But make sure your BCG works with your platform! A lot of recent buyers are quite happy with the BCGs overall function and durability. Heat-treated and battle-tested to handle the heavy-duty applications of an AR-15 9mm. All you need to do is install this in your AR-15 9mm pistol and youll be ready to go no matter what youre using your pistol for. Our 9mm BCG is compatible with either Glock or Colt style magazines. $134.95. Copyright var date = new Date(); document.write(date.getFullYear()) Delta Team Tactical. On a full-auto AR-15 or M16, this rear lug pushes the . In Stock. Description. 1:10 Twist. That means youre locked into a CMMG barrel and BCG and this isnt cheap. Whether youre building it from the ground up or simply upgrading it from something else, you want a BCG that is fully functional, smooth, and reliable each time you use your pistol. Last but not least, this bolt carrier group is compatible with standard AR-15 upper receivers and ejection port covers. Glock & Colt Mag 9MM BCG (GEN 3) GLOCK & COLT MAG 9MM BCG (GEN 3) . These may end up matching your list of what to look for in a9mm bolt carrier groups BCG. The downside is that this is a proprietary system. Lantac USA M-SPEC 5.56 Bolt Carrier Group Titanium Nitride So make a balanced decision according to your tastes. SALE PRICE: $156.75. This will be used mostly for target practice applications. Speaking of shorter barrels, small weapons are always easier to maneuver in tight spaces. The finish is thick and hard-wearing. In Stock. WMD Guns Nickel Boron X Bolt Carrier Group. Read more Quick View. This is lightweight, easy to install and remove, and battle-tested to take on whatever application you put your AR-15 9mm pistol through. When taking a look at coatings for anAR-15 Bolt Carrier Group, you are most likely to see examples of: Phosphate, Black Nitride,NickelBoron, Ion Bond DLC (Diamond-Like Coating), Titanium Nitride, among others. Add to cart. NEW Aero Precision EPC-9 Bolt Carrier Group 9mm EPC9 NO CC FEES. 9mm Caliber for AR Rifle Platform. Glock Style Magazine. Competitive shooting and even home defense applications are also suitable. Out of stock. If any part of your BCG at all suffers a crack or a fissure, then the entire firearm could have a catastrophic failure (meaning it could literally blow up in your arms). Foxtrot Mike FM9 9mm AR Universal Bolt Carrier Group (0) $129.95 On sale: $115.99 Sale. RedMohawk 3.0 BlackDiamond 9mm/PCC BCG $ 279.99. The 9mm BCG is obviously different in size than the regular .223/5.56 AR-15 BCG. If youre looking for something solid and may be a direct threat to the Brownells best overall spot, the bolt carrier group Faxon Firearms BCG may be your other choice if youre looking for something that is strong, reliable, and goes with almost any AR-15 9mm AR bolt carrier groups in existence. Think of it as an engine for your car. A few BCGs have the potential to take on the multiple amounts of firing power. I started the blog to share my experience and gun-related knowledge accumulated throughout the years. sale price: $179.99 . MSRP: $149.99 |. 6.8 Bolt Assembly (0) $53.39 On sale: $46.95 Sale. Custom Deal BCG & Charging Handle Combos 9mm Nitride Bolt Carrier Group - Accepts Glock and Colt Mags (External Extractor) + AR-15 Ambi Charging Handle - Gold/Bronze. J P Enterprises AR-15 / M16 9mm Bolt Carrier Group, 6. Strictly speaking, the bolt carrier group is well-thought-out as the heart of your 9mm. His passion towards enrolling in the Army drifted his interest towards light and heavy firearms. You dont have to choose between a Colt or Glock style 9mm AR15 because both Kaw valley and New Frontier make a modular 9mm bolt that accepts both style magazine. Quick View. Our return policy is simple, if youre not 100% satisfied with your purchase send it back within 30 days for a no-questions-asked refund. They want something that can last them pretty much close to a lifetime. I know. BCG Shroud, AR15.com. 9mm Luger Bolt Carrier Group - NiB-X Nickel Boron POLISHED. . Youll want to make sure that all the parts are complete and are ready for use as soon as youve received them through shipping. The 9mm Ramped Bolt uses standard AR15 hammer. $124.99 $89.99 Sale. Be sure to double check which one stands out as your ideal BCG so you can make a choice without thinking twice. Lifetime warranty on functionality, (normal wear and tear excluded) RTB is now offering our own line of .22LR parts and accessories. Its made from some high-quality steel that will definitely work to your benefit if youre looking for something that is guaranteed to last you many years or even decades. One of the things that might improve is making some adjustments to the size. About this BCG: This BCG is an AR-15 compatible design, allowing use with 9mm Luger (9x19) cartridges. Top Sellers. (In Stock) $160.99 - $189.99. The manufacturer loads up a cartridge extra hot and fires it in the BCG. The JP Enterprises AR-15/M-16 BCG might just be your best BCG that you can own if youre planning on firing off a ton of rounds with your AR-15 pistol. The following is a list of the five best 9mm BCGs currently on the market. When youre assembling your AR9 especially, all of the parts are going to add up in cost, and they can add up quickly. $420ish for a barrel and BCG makes it $210 for each and thats not a bad price for two great prices of kit. Another thing they noticed was that the overall reliability is top notch. After 100 rounds, it remained reliable for a lot of shooters. Now, the finish is a regular phosphate coating. Tiger Rock Inc. .223/5.56 Polished Aluminum Lightweight Competition Bolt Carrier Group Features: 9310 Steel MPI Bolt .223/5.56 Caliber Mil-Spec Precision Machined 7075 Polished Aluminum Carrier Anodized Finish - Blue Lightweight 5.9oz Reduces recoil/increase cycle speed Competition Shooting Design NO FULL AUTO CAPABLE Fits: AR-15 / .300BLK 5.56 BCG Dismiss. Backed by over 50 years of combat-proven service in the military, it has become the most popular BCG coating and it gets the job done effectively. But Nickel Boron is known to wear down/off over enough use. If youre looking for a BCG that will be the picture-perfect match for your Colt AR-15 9mm pistol, look no further than the Colt brand BCG. That said for some reason, many BCGs dont actually tell you that they are MPI tested and if they are if it is individual testing or batch testing. Beau has collected guns since he was 21. As a golden rule, bolt carrier groups typically cost anywhere from one hundred to three hundred dollars depending on the group. Until you abide by a few considerations in your mind. Ion Bond DLC has been found to have a lower coefficient of friction and greater hardness rating compared to other coatings, such asNickelBoron. Not to mention a fun plinking experience for me. Small, light, compact, easy to blast with, and using ammo that wont break the bank. Unsubscribe at any time. Very few 9mm BCG makers use HPT testing though. The downside of these coatings are that theyre not cheap. OverallOverall, if you want a 9mm bolt carrier group of the utmost durability and reliability and are willing to pay a premium price for it, then the JP Enterprises bolt carrier group deserves your close attention. Nickel Boron EXO M16 / Ar15 Full Auto Bolt Carrier Group . Because of the blowback system it's a good idea to choose a heavier bolt carrier group and buffer. Hello there, its Michael here. Salt Bath Nitride Finish inside and out. All you need to do is fit this in your AR-15 9mm bolt carrier groups pistol and youll be prepared to go no matter what youre using your pistol for. Colt magazines are easier to load, look cooler, and are metal. Sale! If you're going to dedicate your build to using Colt pattern magazines, such as the Metalform 32 round magazines, then you can use one of our CMMG MK9 bolts. Most recent buyers are happy with it overall. Features: 9310 Steel MPI Bolt .223/5.56 Caliber Mil-Spec Precision Machined 7075 Polished Aluminum Carrier Anodized Finish - Bright Blue Lightweight 5.9oz Reduces recoil / increase cycle speed . NiB-X bolt carrier groups and parts are made with top materials and proprietary coatings for optimal lubricity and reliability. There are a lot of options for an M4 scope, especially online, so weve sifted through the best of the best for you. Hopefully, you will find something useful over here or just have fun! Sunday: Closed, The following is a list of some of the best 9mm bolt carrier group BCGs that are currently on the market as of this writing. Nickel Boronis very desirable as it requires less lubrication and results in less malfunctions (when treated properly). DT17-011. Unsubscribe at any time. Join 212,000 avid gun enthusiasts and claim your print-at-home shooting drills. Why spend more money all the time on unproductive BCGs when you can buy 1 and stick with it for many years? AR 15 Bolt Carrier Group Parts. NO Credit Card Fee! M16 9MM Bolt is pretty much the most affordable 9mm bolt carrier group that you can lay your hands on for home defense purposes without any nonsense. Material 8620 Steel. Regular Price $999 . OUR TOP PICK: Brownells - AR-15 Brownells 9mm Bolt Carrier Group. Lots of times youll find people that can say for sure or if the manufacturer has said so themselves. Add to Cart. A BCG includes some key components that will work in unification with your 9mms firing ability. Its made from some high-quality steel that will definitely work to your advantage if youre looking for something that is guaranteed to last you years or even decades. His father taught him hunting, bullet casting and reloading, which lead him to develop a strong passion for guns and gun gear. Nickel Boron Bolt Carrier Group - AR15 M16 .223 - 5.56 . It doesnt have to be a perfect match, but close enough is better than nothing. There are nearly a dozen components that comprise a bolt carrier group. Quoted: United Defense Labs 9mm BCG. PVD and CVD are processes for applying an alloy on the BCG, there is a lot of technical details, but bottom line is that an alloy is turned into a vapor and applied to the BCG. Complete 9mm bolt carrier group assembly Phosphate finish Superior to chrome lined and parkerized bolt carrier groups Can use Glock or colt magazine with this BCG Ramped to use standard hammer MADE IN USA. It fits most Colt AR-15 9mm pistols without any issues. The revered AR-15 rifle can be easily converted into a 9mm caliber rifle with minimal component changes. Gun Details. Furthermore, the installation was easy and needs no modification. Aero Precision 5.56 Bolt Carrier Group, Complete - Black Nitride $ 149.99 $ 112.49 Select options. Free Shipping Option* Remove from Compare Add to Compare. In addition, the remaining 25% occur during other property crimes. So it can take multiple hammer hits on a good day. AR-15/AR-10 Bolt Carrier Groups made from the best manufacturers like Lantac, 2A-Arms, Mil Spec, Enhanced, Tin, nickel boron & Nitride BCG's . The best 9mm BCG is certainly out there, and the ones listed above may fit your AR-15 9mm pistol the best. Custom Deal BCG & Charging Handle Combos 9mm Nitride Bolt Carrier Group - Accepts Glock and Colt Mags (External Extractor) + AR-15 Ambi Charging Handle - Silver. However, because that pressure has to overcome the mechanical locking of the turned bolt and cam path, this slows the operation down slightly and gives the rifle a much softer felt recoil and much less barrel flip. So it can take multiple hammer hits on a great day. The bolt is also HPT and MP inspected. This is where the Aero Precision EPC-9 comes in. Without the engine, you cannot drive the car. Toolcraft 9mm Bolt Carrier Group $ 149.99 $ 88.00 Add to cart. Nitride coating is the most popular choice of coating, a type of chemical treatment that hardens the surface. Definitely worth looking into if thats an option for you. They are mostly casual target shooters or competitive shooters. Cons: May require a heavier, 10-ounce buffer because the contouring cuts reduce the weight of this bolt carrier slightly. Angstadt Arms Bolt Carrier Assembly 9mm QPQ Black Nitride 8620 Steel AR-15 $ 183.00. Out of Stock. Shop bolt carrier groups for AR15 and AR10. Even if youll be spending an amount thats high on your firing pin budget range for the best 9mm bolt carrier group, its a lot better than buying an ineffective BCG just because of the cheap AR9 gas key price tag. Additionally, this bolt carrier group is well-matched with popular competition components like single stage triggers and the JP Enterprises silent capture spring. Bootleg Inc Four Position Adjustable AR-15 Bolt Carrier Group - 5.56 NATO/.300 BLK. We recommend using only MILSPEC hammers with any 9mm, .40, or .45 blowback bolt carrier groups. It features the SLIMLINE design, trademarked by Glock, so not only is it comfortable to hold, but even easier to conceal. ), AR-9 9mm BCG + 1/2x36 Barrel - Choose Size, AR-9 9mm BCG + 1/2x28 Barrel - Choose Size, AR-9 9mm BCG + 1/2x36 Barrel + Magwell Adapter - Choose Size, AR-9 9mm BCG + 1/2x28 Barrel + Magwell Adapter - Choose Size, 9MM AR-15 Bolt Carrier Group BCG - Colt / Glock, Complete 9MM AR Bolt Carrier Group - Phosphate, CMMG MKGs GUARD Radial Delayed Blowback 9MM Complete BCG Repair Kit, Wilson Combat 9mm Stripped Bolt Carrier - Black Nitride (Carrier Only), Kaw Valley 9MM Blow Back AR-15 Bolt Carrier Group - Glock & Colt, FAXON 9mm PCC Blowback Full Mass Bolt Carrier Group - Gen 2 - 9mm, CMMG MKG GUARD Radial Delayed Blowback 9MM BCG and 16" Barrel Combo, CMMG MKG GUARD Radial Delayed Blowback 9MM BCG and 8" Barrel Combo, CMMG MKG GUARD Radial Delayed Blowback 9MM BCG and 5" Barrel Combo, CMMG MKGs GUARD Radial Delayed Blowback 9MM Bolt Maintenance Kit, CMMG Action Tuning Kit - MKG / MKGS Delayed Blowback GUARD. Heres what you need to look for: Not every AR-15 9mm owner will have skilled gunsmith skills, and we can understand. The ejector on this bolt carrier group doesnt seem like it has the appropriate angle to ensure reliable ejection through a standard AR-15 ejection port. For 9mm bolt carriers, the bolt head is flat and is critical in creating a seal on the blow-back design of AR-15 9mm Pistol Caliber Carbines. If your. Address: 40 S Main St, Tooele, UT 84074, United States, Monday Friday: 10am 7pm $159.95; Out of stock. NBS 9mm Bolt Carrier Group - Blue PVD. Machined from 8620 steel and featuring a nitride finish, fracture resistant grade 23 titanium pin, and 4140 steel extractor, the EPC bolt assembly is precision machined from the ground up to meet the . This will be used by most AR-15 pistols users who are casual or competitive target shooters. New Releases. Granted, thats tens of thousands of rounds so rarely is it a problem for people but it will happen.