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Type your new password and hit button below to confirm it. My preferences? But now you have aggressive weight-reducing cuts like with the Faxon Lightweight BCG. what makes the BCM bcg better than the bcg it copies COLT. are known for less felt recoil, so why would that not translate to the AR platform when talking about the BCG mass? Learn more at. First off, full-auto BCGs are legal and dont magically make your AR-15 automatic firing. The bolt carrier itself is built using 8620 steel, which features a hardened finish. Ive actually had two BCGs gas keys come loose, one being an early Fail Zero NiB BCG. , What is the MAG Qual? Since LMT says the only BCG that works is theirs, I would go with what they say. The Brownells M16 5.56 Complete Bolt Carrier Group features a bolt fabricated from 9310 steel th. The 308 carrier is precisely machined from case-hardened 8620 alloy steel. I am trying to do some research between the two and can't really come up with a PROs and CONs. There were also carbon deposits on . ACME has taken their line of precision AR components and added a Nickel Boron coating to provide increased lubricity and much greater wear . When that build is complete be sure to shop for ammo here: Dan Wesson Pointman 1911: 15,000 Round Review, Shooting The Massad Ayoob Group MAG Qualifier, Best Handguns: Beginners & Home Defense [2023], Best 9mm Ammo for Self Defense & Target Shooting. Mil spec is a >minimum<. With that comes a Gucci price though. An awesome AR-15 needs a great bolt carrier group (BCG). Facts^ In Stock. While Nickel Boron (NiB) is silver and shiny. JoeBob dun saved you $5.05! Titanium doesn't offer as much over steel in this case as one might think. We hate SPAM and promise to keep your email address safe. Polished +2. Go/No-go gauges are too cheap to make excuses about safety concerns. White Label Armory's secret sauce: PRECISION GROUND. Shop our vast selection and save! Main thing is that it looks great and is performing great so far too. UCT Coatings of Palm City Florida applies their patented EXO Nickel Boron finish to many products including AR-15 BCGs for Fail Zero and Toolcraft. Hi, I'm Eric Hung and I got into guns when I was around 25 and started with YouTube videos, scouring forums, and eventually taking a bunch of classes. Building a performance-tuned competition rifle with an adjustable gas block? Your feedbackers are lying to you , one of the best 556 BCG on the market! Primary Weapons Systems DI BCG should be #1, followed by POF, BCM #3. Nickel-Boron +12. What about AR-15s by Geissele? For the traditionalist, a phosphate BCG has a texture that just feels right. Add to Cart. I have yet to find a source except for some sketchy surplus sellers. Go to NICKEL BORON NICKEL BORON. Walker Defense Research Nickel Boron Bolt Carrier Group (1) $179.99 (Save 17%) $149.00 4 models Wilson Combat Bolt Carrier Assembly (28) As Low As (Save Up to $6.24) $179.95 Jacob Grey Firearms High Polished Nickel Boron 5.56 Bolt Carier Groups (1) $219.00 (Save 15%) $186.00 15% Bonus Bucks The XPB has a patented Relia-Bolt and is machined out of S7 tool steel. Brownells is your source for Chameleon Nickel-Boron Bolt Carrier Groups,Bolt Parts at Brownells parts and accessories. The 308 Relia-Bolt is made of robust 9310 nickel-chrome-moly alloy steel. Chrome is a timeless classic and you really don't need a reason to choose it. AB Arms offers their Nickel Boron Bolt Carrier Group for the AR-15 user who demands excellence from every component of their rifle. I've heard lots of good things about Radian and it sounds like you're a fan as well? Out of stock. 308 BOLT CARRIER GROUP - NICKEL BORON. A Mil-Spec BCG is about 11.6 ounces, but you can be much lighter nowespecially with cuts and exotic materials like titanium. Then clean them to see which is easier. This group also features a stainless steel gas inlet tube that's pressed and pinned into the solid gas key. Sale! Of all AR15 parts, the bolt carrier group is without a doubt the most critical component for proper functioning. Spikes Tactical has been a staple in the AR-15 market for years. Ive helped others and watch a lot of gun Jesus for entertainment mostly but my experience with metal fabrication really grew when I tried to make a machine gun in my garage in my spare time. Change one and you have to adjust the rest. In Stock. I bought a LH bolt carrier group from Stag with their Nickel Boron finish. johhny B and his boys standing on the corner sucking that corporate dick again. As someone who's tactically thrifty, I've only used Toolcraft BCGs in my builds(*), and have never had a problem. Faxon Firearms 5.56 M16 Bolt Carrier Complete, Chameleon PVD. The added mass of the BCG along with its shrouded firing pin takes away the worry of weapons failure. Butthe makers have hooked you up with coupon code PewPew for 10% off. It must properly contain the high chamber pressures of the 223/556 . Nickel Boron M16 Bolt Carrier Group Shot Peened Bolt Gas Key Hardened to USGI Specifications Gas Key Grade 8 Hardened Fasteners Gas Key Staked Per Mil-Spec Tool Steel Extractor Extractor Spring Extractor O-ring Insert 223/5.56/300 Blackout Now . Get Our Top Shooting Drills and Zeroing Targets ($47 value - but FREE for a limited time). Get proficient on YOUR time. And the BCG that comes with their upper has always gone bang through many thousands of rounds. See our review here: For a more detailed look at Nickel Boron see our blog post: Also see our review of the Toolcraft Nickel Boron BCG here: It's a difficult finish to apply and as a result it is one of the more expensive finishes. 8620 M16 Style Carrier PVD Coating by Ionbond Heat Treated Nitride has many advantages but it is not mil-spec for BCGs and that is an important consideration for some. Faxon Firearms 5.56/300 BLK Gunner Light Weight Bolt Carrier Group - Chameleon PVD. The chances of that mattering for an average shooter that puts even a few thousand rounds downrange a year is super slim. QPQ +1. Normally if you want to control the gas going back into your AR-15 youll need to pick up and install an adjustable gas block. White Labels parent company, Outerwild pr, The perfect 9mm bolt for your pistol caliber build. The bolt carrier group is machined from the toughest steel and topped off with an impenetrable layer of nickel boron. should ban this idiot from writing anything and only let professionals with experience and actual knowledge speak. You could have just said Toolcraft, the company that actually manufactures 3/4 of the items you listed. Nickel Boron (NiB) used to go for a lot more in price but now theyve stabilized at around the BCM pricepoint. Bolt is shot Peened and HPT/MPI. If there is anything in your cart, it will not be brought over to the old site. With a reputation for absorbing punishing treatment, I put this one to the test. All of the finishes listed here are quality finishes and a good BCG will work fine with any of them. I have 329 pro builds UMB..BEST BCG. Brownells has thrown a contender into the ring with their lightweight BCGs. Compensators/ Flash Hiders/ Muzzle Brakes/ Thread Protectors, 6.5 Grendel Type II Complete Bolt & Carrier Group. Click for Details. Choosing a BCG for your next rifle build doesn't have to be a chore. And stay in touch with newsletters of our best articles on techniques, guns, & gear. This is a recipe for testing a lot of parts but particularly the BCG. Out of stock. Enable Accessibility. And for parts they make the best trigger assemblies in the business. gear. Why do regular bolt carrier groups still exist? ION Bonded Gas Rings $ 9.95.308 BCG Spikes Tactical-Nickel Boron $ 299.00. It also offers unmatched lubricity. Save a little with their Nitridebut might as well go big or go home. Enable Accessibility. M16 Complete Bolt & Carrier Group - Nickel Boron, AR15 Complete Low Mass Bolt & Carrier Group - Nickel Boron, AR15 Complete Low Mass Bolt & Carrier Group - Nitrided, Del-Ton AR15 MP/HP Tested Bolt & Carrier Assy, Del-Ton M16 MP/HP Tested Bolt & Carrier Assy BCG, Fostech AR15 M16 Bolt Carrier Group Black Nitride - 6226 ** LAST ONE, FosTech Complete LOW MASS Bolt Carrier Group (Nickel Boron), Odin Works 6.5 Grendel Type 2 Black Nitride Bolt Carrier Group, Anderson MFG AM-10 .308 Bolt Carrier Group, AR10 .308 Complete Low Mass Nitride Bolt & Carrier, 6.8SPC/224 Valk M16 Complete Mil-spec Bolt & Carrier - Nitride, Anderson Mfg .458 SOCOM Bolt Carrier Group, Angstadt Arms AR15 5.56 NATO Complete Bolt & Carrier Group QPQ Black Nitride Finish, AR15 .450 Bushmaster/.458 SOCOM Bolt Carrier Group, AR15 7.62x39 Complete Bolt & Carrier - Nitride, Black Rain Ordnance .308 AR Complete Bolt Carrier Group -Nickel Boron Coated NIB Finish, Brownells M16 5.56 MP Chrome Bolt & Carrier, Colt Manufacturing M16 5.56 Complete Bolt & Carrier, Faxon Firearms 5.56 M16 Bolt Carrier Complete, Chameleon PVD, Guntec AR15 Complete Mil-Spec Bolt Carrier Group (Rainbow Pvd Coated), Guntec AR15 Complete Mil-Spec Bolt Carrier Group (Titanium Coated), JP Enterprises 308 SS LMOS Carrier Group w/ JP Enhanced High Pressure Bolt (DPMS Platform) - Polished Finish, JP Enterprises 308 SS LMOS Carrier Group w/ JP Enhanced High Pressure Bolt (DPMS Platform) - QPQ Black Finish, JP Enterprises Full Mass Stainless Carrier with Key, JP Enterprises Low Mass Polished Stainless Carrier with Key installed, JP Enterprises Low Mass Stainless Carrier with Key, Lefty Complete Bolt & Carrier Group - Nitrided, Midwest Industries AR15 Bolt Carrier Group - Black Nitride, Stern Defense SD BU9 NiB ECHO - Glock Compatible, Powered by Network Solutions Online Store. THE BATFE MUST DO, SAY PLEASE WITHOUT EYE CONTACT THEN MUST BE PLACED ONTO THY POLE THICC AND LONG WITH BARE UN LUBBED RECTUM UNTIL TEARING OR BURSTING SOUND IS AUDIBLE ETC AND THESE ARE SUBJECT TO OUR INTERPRETATION AS ALWAYS NO MATTER WHAT THEY SAY HERE IN BECAUSE WE SAY SO TOO BAD NOW BE GOOD GOV WORKING INDENTURED SERVANTS WHO CRAVE PENIS, SPERM AND ANY FORM OF VIOLENT HOMOSEXUAL INTERCOURSE BECAUSE ITS JUST HOW THEY DO SINCE INCEPTION SO YEAH. It has the lubricity of the NiB, it is cheaper than NiB and it cleans up every bit as easy. 9mm Ramped Bottom Bolt Assembly BCG - Colt Compatible - Closeout! Add to Wish List Add to Compare. Lantac E-BCG. Quick view. Above: Toolcraft BCG with Manganese Phosphate finish. They're respected for their reliable and durable AR-15 rifles. Your Magnetic Particle Inspection image of a bolt is actually a Liquid Penetrant Inspection image. We cover the best-in-class bolt carrier groups for mil-spec, low-mass, slick coatings, exotic materials, and more. I am interested in a full auto BCG. The BCG's above are all great options, but the bolt itself is a different story. My WMD NiB BCG has been chugging along in my AR pistol for a few thousand roundsand Ive only needed to wipe it down with some cleaner and microfiber cloth. Not sure how he failed to include Toolcraft. Our Low Price $325.41 . Ok? Nickel Boron is easy to find today while Chrome is hard to find and generally more expensive. M16 Bolt Carrier Group 5.56 - Chameleon 8620 M16 Style Carrier Ionbond Coating (PVD) Heat Treated . Notify me of follow-up comments by email. Easiest to clean, best customer service, and no, I'm in no way affiliated with them. Our Low Price $314.74 Your Security is Our Priority Yes what he said. Combine this with the fact that a titanium BCG is very expensive and it's hard to call it the "best". 13 Best AR-15 Bolt Carrier Groups (BCG) 1. Nickel Boron tends to have more shine especially compared to matte chrome. The finish is valued for its slickness and durability. THE BATFE HAVE RAN THEIR LAST UNJUST ATTACK. Description The NBS M16 bolt carrier group is the perfect BCG for your next build and is compatible with any AR15 build. Again, if its a duty or self-defense gunId opt for something MPI and HPT tested. what is the major difference between a 8620 BCG and a 9310 BCG? The gold color is unique and makes a very nice contrast against the matte black of the AR15. The link hereand below will auto-add it. So, if youre building a SHTF, zombie-apocalypse-proof, riflego with a regular BCG. Either will get the job done. , AR-15 Pistol vs Rifle: Which Should You Choose? DEAD FROM OVERDOSE OF SEMEN AND ASPIRATION OF JIZZ TO LUNG CONTACT Now we have again arbitrarily wrote one penis per mouthed BATFE member per load no penis shall be rendered to fire jizz while stand by penis is about to come under section 55.7 or 88.5 hence double loads of jizz or double or more PEENIS shall show intent on rapid fire guzzling of jizz or rapid mouth-ing offing of more than one (1) male penis regardless of girth, length ethnicity of male attached to or color of nor should sack containing balls or other devices be so attached nor this BATFE agent shall be considered rapid necking off of multiple penises and renders automatic mouthing offing of penis punishable by no less than ten (10) years maximum rectum stretching and fine no less than $250,000 (quarter million) or BATFE agent has had prior citation for choking upon or had sticky throat closure from inhalation of semen, but, juzz, jizzum, man paste or chowder OR ANY OTHER BY NAME FORM OF SPERM FROM PENIS ON ALIVE INDIVIDUAL THE PEOPLE RESERVE THE RIGHT TO MAKE QUICK CHANGES TO THIS DOCTRINE ST ANY TIME IN ORDER TO MEET OUR NARRATIVE OR BECAUSE WE HAVE WIVES AT HOME ON THEIR PERIOD VERY TUFF OR WE SIMPLY NEED TO APPEAR BUSY OR FUNDS BY WAY OF GRANT S OR DONATIONS ARE NEEDED TO FUND A COCAINE L, WEED, ALCOHOL AND PROSTITUTE PARTY THAT WE ARE THROWING OR BECAUSE WE ARE MAKING A STATEMENT TO PLEASE OUR FEMALE MISTRESSES OR ANY REASON WE WANT ETC.. And has worked out great in my Faxon builds (Faxon Barrel Review). I also agree with a lot of others here that cryptic coatings should be considered, they are the slickest bcgs I've ever used with the lowest friction on the market. In fact, there's a lot of premium, match-grade equipment for AR-15s that are much better quality than mil-spec parts. guns & Please tell us which barrels so we can avoid! Please view details for more information. Nickel boron acts as a lubricant to reduce surface contact. Plus has a different/more aggressive cut on the carrier around its logoif that matters to you. It's bes But dont worry, weve got our list of our go-to BCGs. Bolt Carrier Group- Lightweight Nickel Boron $ 250.00. The Brownells M16 5.56 Complete Bolt Carrier Group is an affordable option that is built and tested to provide flawless operation in any AR-15 or M16. The lugs on the bolt semi angled cut sloping down toward the muzzle end. Shocked it and a few others didnt make the list when I saw of the some names that did. Lets just start with our editors pick for a branded mil-spec BCG. What kind of BCG do you run? Type your email address and well send LANTAC 223/5.56 E-BCG Full Auto Style Bolt Carrier Group - Nickel Boron. This. Quick View. AR-15 Bolt Carrier Group Nickel Boron Finish While Supplies Last $189.99 Add to cart Review financing options with Overview Key Features Lifetime Warranty All RISE products are covered Easy Returns 30-day hassle free returns Made in America Our products are made in Oklahoma Reviews ( 1) Questions ( 1) C 08/15/2022 Chad Myers Ionbond Black DLC will not chip, crack or peel, providing you with years of reliable function and protection against wear. Brownells products are quality through and through. Heavier revolvers (e.g, stainless vs. titanium) have less felt recoil, heavier semi-auto pistols (stainless slide vs. aluminum etc.) Any reduction in recoil and firearm movement, in general, helps you stay on or get back on target as you fire. We only sell the best bolt carrier group, because we understand the crucial role it plays in the function of your AR-15. Ive run into more semi-experienced shooters than I can count who had no idea, or only a vague idea, what headspace is, and had never checked it on any of their bolts/barrels/rifles. JoeBob dun saved you $20.00! FailZero 7.62 x 39 EXO Nickel Boron Bolt Carrier Group $ 179.99 $ 171.99 More Info. Fantastic build and cleanup is a breeze with the DLCoating. Saltwater, White Label Armory barrels are produced in-house by Outerwild. If you ask most people online whats their go-to BCGthe vast majority is going to be BCMs M16 BCG. We only email about once per week and we do our best to make sure they're worth your while. It has a 9310 bolt but that is the standard for lightweight builds. The carrier is high-phosphate-nickel coated and features a chrome-plated bolt. Pros. towards your level. Brownells - M16 Mil-Spec MP/HPT Bolt Carrier Group. Been throw 4 barrels, but the BCG looks near new. If you havent tried the Black Rain BCG, you are missing out on the smoothest running BCG on the market today. Properly manufactured BCGs with a phosphate finish will still have a chrome lining inside the gas key and inside the carrier where the gas rings ride. TSG Dark Gray Bolt Carrier Group (0) . If you look closely youll see that the Titanium carrier is black (DLC: diamond-like coating) while the bolt is silver (nickel boron). Wilson Combat DPMS LR-308 Complete Bolt Carrier Gr. , An important part of owning an AR-15 rifle is being able to regularly clean your gun and m It also has high corrosion resistance as well as a natural lubricity. I just purchased a nitride (sometimes referred to as Melonite) finished BCG. The bolt and carrier made of G7 steel an M-16 BCG. A completely assembled, ready to install AR15/M16 Bolt and Carrier System. So maybe a dumb question, but a new BCG makes it easier to clean and maybe less recoil, right? To enter the lightweight BCG gamestart with the Brownells Steel Lightweight. It comes in at 7.9 ounces and is indistinguishable from their regular Nitride version except when you pick it up. An adjustable gas block lets you tune the gas so that less force is put into the BCG, stacked on top of less mass coming back at you and you have a reduced recoil impulse that is also not snappy! We'll send you the latest guides and training tips geared what makes them better than Colt,Bcm because they might be easier to clean? These two super hard finishes are both easy to clean workhorses that will take the punishment and come back for more. I can attest to the cryptic coatings as they are by far the best. Heres my opinion, That does it for BCGsthere are lots to choose from. Love my AR-15 10.5 pistol! What finish you select becomes pretty much a matter of personal preference. Green +2. M16 Bolt Carrier Group 5.56 - Chameleon PVD . Please email johnd@spikestactical.com or call 407.928.2666 to acquire a Return Merchandise Authorization Number (RMA.) BCM M16 Mil-Spec Bolt Carrier Group. There And I say this because it's alot stronger of a steel and lighter, so ad a DLC coating and I don't understand how it doesn't automatically win? Mil-Spec is a bit of a buzzword in the AR community. Add to Wish List Add . Do check them out. What brand is the full auto in the comparison that you did? Out of stock. I cant remember what the other was but it was a plain basic one. Meticulous machining and a BLUE PVD finish by Io, Saltwater Arms M16 Nickel Boron Bolt Carrier Group is the perfect BCG for your next build. AR-15 Pistol vs Rifle: Which Should You Choose? Full auto semi auto comparison. GUARANTEED. A little expensive but my AR's run so smooth!! Ive shot many thousands of rounds through it and it still looks newnot even that many wear marks on the touchpoints. Thanks Mike, I've actually never heard of them! Weve built dozens of ARs and well cover all the best AR-15 upgrades such as handguards, triggers, BCGs, gas blocks, and more. This clown not mentioning it, and then listing 10 absolute pieces of trash is embarrassing for a tactical website. The bolt is the forward-most part of an AR BCG. You, personally wont notice the difference between performance of either steel. I'm sure they have some advances with their $500 BCG but mine won't be in for months. , Best AR15 BCG Finishes - Pros Cons and Recommendations, There's a vast number of finishes available for AR-15. Nitride is black and shiny. There is no best bcg.Buy one with a great reputation,for me thats Colt.I have Lmt,Psa,Lwrc they all work but Colt is inspected,tested and in spec.THE MOST TESTED. beta boy will always lick the biggest shaft long as they pay his fary white tennessee ass.. Faxon Firearms Gen 2 9mm PCC Blowback Full-Mass Bolt Carrier Group - Glock & Colt Compatible | Nitride . All critical parts are coated with EXO Nickel Boron technology that provides permanent dry lubricity, extreme durability and increases both wear and corrosion resistance. All components are coated with nickel boron to minimize friction and enhance performance. ACME 5.56 Bolt Carrier Group AR-15 Nickel Boron C158. I would disagree with the title of the article that these are the 10 best. Select what level shooter you are! Hand-Picked Daily GUN DEALS, and Exclusive Coupons Codes >>>, choosing a lightweight bolt carrier group. You do not pay AR Uppers & Lowers, Rifle Accessories, Mil-Spec Parts | Aero Precision 9MM BOLT CARRIER GROUP - NICKEL BORON. I have several spare bolts and don't need an extra. This finish has excellent lubricity, hardness, and corrosion resistance, but those benefits can be found in other finishes. Old school vs new school. Im still testing this one out but it might be a good substitute for the RCA one at some decent savings. Bolts, Carriers & BCGs (Bolt Carrier Groups), 17-4 H-900 Stainless Steel or Hard Chrome Firing Pin. The enti.. I AM WITH THE AMERICANS WHO POLICE AND PUNISH THE BATFE THIS IS OUR ONLY CONCERN. BCM has earned an excellent reputation and their BCGs are top of the line. Check out our NEW Stainless Steel FLUTED HBAR 16" Barrel. Nickel Boron usually costs more than Nitride and that money goes to more performance. For over 75 years, shooters, professional gunsmiths, hobbyists, military/law enforcement armorers, hunters, and gun tinkerers have turned to Brownells for high-quality guns, gun parts, ammunition, and more. Either way i got it it's been great and they have been making them for years now. We are AR Bolt Carrier Group (BCG) experts who bring you the highest quality components at the lowest prices for your AR15, AR10, and other AR Platforms. All laws subject to our interpretation and are arbitrarily drafted no matter what they actually say. 009-FZM16/4-01-NH. Using our fully automated robotically, White Label Armory's in-house machined AR15 billet upper receivers are the perfect complement to our, The AR15 Ambidextrous charging handle made by Brace Built begins with the design, program, machining. Click for Details. Above: AR15 BCG finishes (l-r) Toolcraft Titanium Nitride, BCM BCG with Robar NP3+, Toolcraft Nickel Boron, Toolcraft Black Nitride, Colt BCG refinished in Chrome with Nickel Boron Gas Key, Toolcraft Diamond Like Carbon (DLC) Finish, Toolcraft Chrome Phosphate. They are both winners, go with the finish that gives you the finished look you want. The very first AR15 bolt carrier groups were hard chrome plated. ALWAYS, ALWAYS 100% flawless! It is an electroless nickel-based finish for steel, stainless steel and aluminum alloys that co-deposits sub-micron particles of PTFE (polytetrafluoroethylene), otherwise known as Teflon, with electroless nickel. I just had a meeting talking about how few manufacturers there are for BCG's. Their mil-spec phosphate BCGs are a little bumpy but they work. Category suggestion. But youre here for BCGs. Young MFG BCGs if you want real precision and aerospace component process technology. And check out the rest of our Best AR-15 Upgrades. Phosphate has been serving the military well for many years and it works very well. Free shipping on orders of $199+ |Use Code: SITESHIP | Restrictions apply, Offer ends 3/5/2023. Otherwise I really enjoy your articles, thanks. FailZero. Full mil-spec everything. : Some of the products on this website can expose you to chemicals including lead, which is known by the State of California to cause cancer and birth defects or other reproductive harm. SpiceTac | AR-15 Parts. Properly built, no corners cut. You can cut a few ounces off by using a low-mass bolt carrier. If it is and you want to spend the money and you like the color, well then it just might be a Nickel Boron kind of a day for you! Runs better than BCM (which I love), at al slightly lower price point. Go with a lightweight BCG. Ive read numerous stories of stacking tolerances from some manufacturers, due to the thickness of the coating. Popular seach, Category Let me remind you that a quality Ar will run very dirty as long as it's wet. The roughness of the phosphate finish wears down to become a smooth surface on the high wear points like the carrier rails. Personalize your experience. From my perspective, however, 9310 is an excellent option and is objectively stronger than 8620 and Carpenter 158 steel. It does not mean that the part is superior to other parts on the market. But be sure to get the most out of it with an Adjustable Gas Block. Thanks guys! This was at the direction of Eugene Stoner, the designer of the AR-15. Heres a BCG that has a trick up its sleeve. Expensive especially since you will probably have to send yours in to be refinished. Nickel Boron (NiB) coatings offer durable and reliable operation. In a semi-automatic rifle, this has zero effect on how the gun functions. NP3 is a proprietary finish offered by Robar Inc. For a super tough and reliable BCG, look no further than the XPB. White Labels house made M16 bolt carrier group is the perfect BCG for your next build and is compatible with any AR15 build. $199.00 $169.00. Well done sirs. Want something in the middlethats mil-spec AND Nitride coated? It can be difficult to find BCGs finished in NP3 and it usually requires sending yours in to Robar to be plated. If you are following the current fad of super lightweight AR-15s you want to trim weight basically everywhere. BCM M16 BCG Nothing much to say except it's mil-spec everything and has a great reputation. AR15 Bolt Carrier Groups White Label's parent company, DRG Manufacturing produces our M16 BCG which is trusted by seasoned shooters and depended on by experienced builders. Shop our vast selection and save! Total weight is 7.87 oz which isnt that much less than the other steel-cut lightweightsbut I like having the complete full-auto form factor. A sports car needs a great engine. A lot of manufacturers offer a completely 9310 steel bolt carrier group. 4 barrels in 15K rounds?? Also see our review of the Toolcraft Nickel Boron BCG here: Toolcraft Nickel Boron BCG Review and our review of the Fail Zero BCG here: Fail Zero BCG Review. LMT says their MARS-H platform is SR-25 and the only BCG that will work in their own BCG. At that point it's a Nickel Boron (Silver) vs Titanium Nitride (Gold) discussion and that's a discussion for another day! 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. Were not a huge corporation that values the bottom line more than their customers and were not a one-man band selling AR15 parts out of a garage, were big enough to compete and small enough that each customer matters.