It doesn't mean something is made with the best possible material or most modern fabrication methods. The resulting surface is extremely hard which makes it very resistant to wear and corrosion. You can cut a few ounces off by using a low-mass bolt carrier. In both categories though, Nickel Boron has the edge over Nitride. ACME 5.56 Bolt Carrier Group AR-15 Nickel Boron C158. Ok guys I love guns and building them and customizing them but I dont know everything about everything by far and now I'm on researching BCG's. Because nitrided bolt carrier groups do not require chrome lining of the gas key or inner areas of the bolt carrier, manufacturing costs are reduced. Bolt Carrier Group- Lightweight Nickel Boron $ 250.00. Aero Precision Nickel Boron BCG (SpiceTac). FEATURES. The AR15 use the lube not only as lubricant but also captures particles. One of my favorite uppers and full rifle manufacturers is Aero Precision (review of their M4E1 5.56 upper). Mil-spec means phosphate coated and is matte and a little bumpy. Properly built, no corners cut. , What's the best handgun for a beginner? Aero Precision products are solid and their bolt carrier groups are no exception. When that build is complete be sure to shop for ammo here:Buy Ammo Online. 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. In the days since Stoner came up with the design advancements in metallurgy and heat treatments have been made, but changing to an *improved* material or treatment can exclude the part from military acceptance. Features. They may be a little bit pricey but you get what you pay for. As someone who's tactically thrifty, I've only used Toolcraft BCGs in my builds(*), and have never had a problem. 9mm Ramped Bottom Bolt Assembly BCG - Colt Compatible - Closeout! Please view details for more information. Live Chat Live Chat. Spikes Tactical - M16 5.56 Nickel Boron Bolt Carrier Group. Complete AR Upper Receivers & Firearm Kits, AR15 BCG Chrome-Lined Manganese Phosphate, M16 Bolt Carrier GroupBillet Extractor, 5.56, Nitride, M16 Bolt Carrier GroupBillet Extractor, 5.56, Titanium Nitride (TiN), M16 Bolt Carrier GroupBillet Extractor, 5.56, SP4, M16 Bolt Carrier GroupBillet Extractor, 5.56, Blue PVD (Blemished), M16 Bolt Carrier GroupBillet Extractor, 5.56, Blue PVD, M16 Bolt Carrier GroupBillet Extractor, 5.56, Polished Nickel Boron Coating, Saltwater Arms M16 Bolt Carrier GroupBillet Extractor, 5.56, Nickel Boron Coating, AR15 16" Barrel5.56 NATO, Mid-Length, 1:7 Twist, Government Profile, AR15 Ambidextrous Charging Handle by Brace BuiltBillet. Facebook; Instagram; . Quick View. The very first AR15 bolt carrier groups were hard chrome plated. Nickel Boron 5.56 Bolt Carrier Group (BCG) Rated 5.00 out of 5 $ 94.99 $ 79.00 $ 94.99 $ 79.00 Add to cart Quick View. The reason I decided to post here has to do with tolerances of different aspects and of degrees of temper and the utility of intentional variable of the former or later. I have put them in all of my AR platforms in the past 2 years. Ok? Want something in the middlethats mil-spec AND Nitride coated? New coatings come and goand they all say they are the latest and greatest. Popular seach, Category Phosphate would be my last choice but if I am feeling nostalgic then it's the only choice. Add to Wish List Add to Compare. In fact, chrome BCGs are somewhat difficult to find today, but worth it if you can find one. M16 Bolt Carrier GroupBillet Extractor, 5.56, Chameleon. GO BATFE.. ETC. In fact, there's a lot of premium, match-grade equipment for AR-15s that are much better quality than mil-spec parts. I used Toolcraft nitride bcgs for my last 2 builds and have been more than happy with them. And check out the rest of our Best AR-15 Upgrades. In Stock. But dont worry, weve got our list of our go-to BCGs. Young MFG BCGs if you want real precision and aerospace component process technology. Faxon Firearms 5.56 M16 Bolt Carrier Complete, Chameleon PVD. Butthe makers have hooked you up with coupon code PewPew for 10% off. Check out Rainier Arms Nitride BCG which meets or exceeds mil-spec. Its pretty cool to see they are still around innovating products like their Xtreme Performance Bolt Carrier Group. I was surprised they weren't included too. Toolcraft is an OEM provider of BCGs to AR15 manufacturers. Been running LANTAC E-BCG's in all my AR's with no issues. I would have liked to see mention of enhanced bolt carrier groups like the lantac or radian that have different dimensions and can help improve accuracy. Love my AR-15 10.5 pistol! An aluminum carrier rubbing an aluminum receiver led to the carriers being used up in a few thousand rounds. Any suggestions? Primary Weapons Systems DI BCG should be #1, followed by POF, BCM #3. Rifleman Q & A, Nickel boron (NiB) bolt carrier groups, NiB-coated AR-15 BCG Latest More The Model Of 1903 Springfield: A Collector's Perspective The "U.S. Rifle, Caliber .30, Model of. You may want to look into Barnes Precision Machine next time. The Sharps 308 Balanced Bolt Carrier Group Complete has the same innovative design as the Sharps 5.56 Balanced Bolt Carrier Group. You don't have to run full-auto to benefit from such an AR BCG. Thanks to top brands like Aero Precision and FailZero are built to perform flawlessly with your favorite firearm. Expensive especially since you will probably have to send yours in to be refinished. : 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. A completely assembled, ready to install AR15/M16 Bolt and Carrier System. Left Hand Nickel Boron BCG M16 / Ar15 Bolt Carrier Group $ 299.00 $ 149.00 . Weve got a dedicated section for the AR-15 here. 13 Best AR-15 Bolt Carrier Groups (BCG) 1. QPQ +1. If I want to add a little color or bling to a rifle then I remember the song "Silver and Gold" from the Rudolph The Red Nosed Reindeer movie. This. Their bolt uses 9310 steel but againit is likely never going to matter. The 308 carrier is precisely machined from case-hardened 8620 alloy steel. Here are some of the important bits: See that high pressure tested and magnetic particle inspected above? The roughness of the phosphate finish wears down to become a smooth surface on the high wear points like the carrier rails. So the real issue is buying a BCG from a reputable company that has either sourced or manufactured a quality party you can trust. A better one might last longer or be a bit more reliable in bad conditions, but that depends on what you currently have Vs. what you might upgrade to. The BCG's above are all great options, but the bolt itself is a different story. Each one of them have their place whether it be light weight for competition ARs or ones that work better for silencer use. Our goal is to go above and beyond Mil-Spec expectations! AR15 Complete Low Mass Bolt & Carrier Group - Nickel Boron. Go/No-go gauges are too cheap to make excuses about safety concerns. All ACME BCG parts are of the highest quality and 100% made in America. 8620 Steel, 9310 Steel, Carpenter 158, Carpenter 158 Steel, Stainless Steel, Blue PVD, Chameleon PVD, Chrome, DLC, Ion Bond FDE, Lithium Isonite, Mag Phosphate, Nano Diamond Nickel, Nanoweapon, Nanoweapon Chrome Nitride, Nickel Boron, NP3, TiN, Salt Bath Nitride, Stainless Steel, HP Tested, Individually HP Tested, Untested, Blue PVD, Chameleon PVD, Chrome, DLC, Ion Bond FDE, Lithium Isonite, Mag Phosphate, Nano Diamond Nickel, Nanoweapon, Nanoweapon Chrome Nitride, Nickel Boron, NP3, Salt Bath Nitride, Stainless Steel, TiN. Is a 9310 steel BCG better steel than a 8620 steel BCG? I make it a habit of trying everyone I can get my hands on personally. Notify me of follow-up comments by email. guns & what is the major difference between a 8620 BCG and a 9310 BCG? On the basis of performance, nitride wins. Nickel +1. Since the bolt carrier group is shot backward towards the shooter the weight of it affects recoil. 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. Above: Toolcraft BCG with Manganese Phosphate finish. Bolt Carrier Group- Nickel Boron $ 225.00. Description The NBS M16 bolt carrier group is the perfect BCG for your next build and is compatible with any AR15 build. Let me remind you that a quality Ar will run very dirty as long as it's wet. See our Toolcraft DLC BCG review here: For specific comparisons of black finishes (Phosphate vs Nitride vs DLC ) see here. The bolt carrier is machined from 8620 carbon steel. Type your new password and hit button below to confirm it. Let's sort through some of the more popular BCG finishes and coatings and see the Pros, Cons and Recommendations! , Whats the Difference Between a Full Auto and Semi-Auto Bolt Carrier Group? johhny B and his boys standing on the corner sucking that corporate dick again. You do not pay Colt needs no introduction. Do check them out. RTB Nickel Boron Bolt Carrier Group - 9310 - MPI - M16 BCG (5.56) MSRP: $169.99 SALE PRICE: $114.95 IN STOCK Add to Cart M16/AR15 Bolt - 9310 MPI (5.56) - Completion Kit - Black Nitride MSRP: $85.00 SALE PRICE: $45.95 IN STOCK Add to Cart 7.62x39 AR15 Enhanced Firing Pin MSRP: $12.99 SALE PRICE: $8.95 IN STOCK Add to Cart I soaked up as much information as I could online, at competitions, and from tinkering in my workshop. ALWAYS, ALWAYS 100% flawless! We're not a huge corporation that values the bottom line more than their customers and we're not a one-man band selling AR15 parts out of a garage, we're big enough to compete and small enough that each customer matters. On the topic of recoil, I get the idea of 'less mass moving might = less felt recoil', but what about less mass in the BCG to absorb the recoil? But if mil-spec is the name of the gameget the BCM. The enti.. Check out our NEW Stainless Steel FLUTED HBAR 16" Barrel. If you havent tried the Black Rain BCG, you are missing out on the smoothest running BCG on the market today. Is any of this sounding like a worthwhile version of the truth? Top 5 Best AR-15 BCG Bolt Carrier Group Reviews. Quantity: We currently have 14 available. Create an Account; Login; Create an Account; Cart (0) View Cart; Bolt Carrier Group- Nickel Boron SKU: ST5BG03 $ 225.00 Add to cart Shipping & Returns Return Authorization is required for all returned merchandise. Review our complete Return Policy Financing Available Well done sirs. Their mil-spec phosphate BCGs are a little bumpy but they work. So to say that its all mil spec is a kind of buzafication of information . And priced at a nice price point between the BCM and Brownells. If it does what you want it to do, there isn't a need to change. An awesome AR-15 needs a great bolt carrier group (BCG). Nickel Boron Coating inside and out (Bolt, Carrier, and Gas Key) Forged Mil-Spec gas key attached with Grade 8 hardware and Properly staked. 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! Out of stock. With that VDI BCG, it is one less worry. They are both winners, go with the finish that gives you the finished look you want. The bolt itself is standard Colt milspec. 9MM BOLT CARRIER GROUP - NICKEL BORON. We also have a whole guide just for choosing a lightweight bolt carrier group,so be sure to check that out if you want to know more. I'm not affiliated with any of these brands, just things I've learned while building. * One is actually a BA BCG, but it's really a re-branded Aero BCG, which in this particular case is really a Toolcraft BCG. The PVD coating by Ionbond provides a very low coefficient of friction while providing a unique look and increased reliability. Runs better than BCM (which I love), at al slightly lower price point. Mil Spec is a Specification. Faxon Firearms Gen 2 9mm PCC Blowback Full-Mass Bolt Carrier Group - Glock & Colt Compatible | Nitride . 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. If it doesnt say in the descriptionit probably is only batch tested. The PVD coating by Ionbond provides a very low coefficient of friction while providing a unique look and increased reliability. Of all AR15 parts, the bolt carrier group is without a doubt the most critical component for proper functioning. While Nickel Boron (NiB) is silver and shiny. Ionbond Diamond Like Carbon (DLC) Coating is a state-of-the-art metal finish applied through a Physical Vapor Deposition (PVD) process. Since LMT says the only BCG that works is theirs, I would go with what they say. Exactly. Definitely Cryptic since I've seen several people mention that already. Nickel Boron is very desirable as it requires less lubrication and results in less malfunctions (when treated properly). The lugs on the bolt semi angled cut sloping down toward the muzzle end. I got an LMT BCG in my main AR that hasnt had an issue yet and I have a lightweight VDI BCG that has their Lifecoat coating and the gas key is actually integrated into the BCG so there are no screws that can loosen or need to be staked. Nitride is black and shiny. FailZero 7.62 x 39 EXO Nickel Boron Bolt Carrier Group $ 179.99 $ 171.99 More Info. PSA made the list of best BCG but DD isn't on the list? Which does its job but does require more cleaning than newer coatings. They might will get you the part that you need. BCM has earned an excellent reputation and their BCGs are top of the line. *Coloration can vary greatly from BCG to BCG due to the manufacturing process. FINISH ON PAGES 3 to 987999246. But if you want all the functionality at half the price? White Labels house made M16 bolt carrier group is the perfect BCG for your next build and is compatible with any AR15 build. Fail Zero Nickel Boron AR15 BCG $169.99 (Save up to 12%) Price $149.99. M16 Bolt Carrier Group 5.56 - Chameleon 8620 M16 Style Carrier Ionbond Coating (PVD) Heat Treated . None of the other finishes (Nitride, DLC, Titanium Nitride, etc) will be chrome lined in these areas. The gold color is unique and makes a very nice contrast against the matte black of the AR15. Please view details for more information. Bolt lugs are chamfered 45 degrees to ensure reliable action for even the highest pressure hand loads and fast lightweight actions. Their mystic black has a friction coefficient of 0.01 for comparison NiB is 0.5-0.8, DLC is new and its 0.02-0.15(something else to consider when looking at coatings), TiN I believe is 0.45. Your Magnetic Particle Inspection image of a bolt is actually a Liquid Penetrant Inspection image. So maybe a dumb question, but a new BCG makes it easier to clean and maybe less recoil, right? See our BCG recommendations:Best AR15 Bolt Carrier Groups. Another recent addition from the makers of the most hi-tech AR-15 muzzle brakeone thats 3D printed from Inconel (think rocket ship engines). In the back of your mind, youll know its not mil-specbut its about half the price of the BCM. Your feedbackers are lying to you , one of the best 556 BCG on the market! From my perspective, however, 9310 is an excellent option and is objectively stronger than 8620 and Carpenter 158 steel. That would be a more interesting, informative, and transparent story on BCGs. Polished +2. 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. Restrictions apply, Offer ends 3/5/2023. Spikes Tactical has been a staple in the AR-15 market for years. We also have a whole guide just for, Since the bolt carrier group is shot backward towards the shooter the, Building a performance-tuned competition rifle with an, Chrome lined interior bolt carrier key and bolt carrier, Coated with a matte black mil-spec finish. When it comes to finishes for AR-15 BCGs, the sky is the limit. Knurled Side Charging Handle (0) $16.75 On sale: $14.99 Click for Details. The Spikes Tactical M16 5.56 Nickel Boron Bolt Carrier Group puts the Spikes reliability and durability into your custom AR-15. We only sell the best bolt carrier group, because we understand the crucial role it plays in the function of your AR-15. QPQ Black . Of a given product or application of a feature. Grid Defense offers premium AR15 parts with a focus on bolt carrier group, uppers, lowers, 80% lower and AR-15 build kits. Toolcraft is an OEM provider of BCGs to many firearms manufacturers. Out of stock. If you ask most people online whats their go-to BCGthe vast majority is going to be BCMs M16 BCG. NIB (nickel boron) Bolt & Carrier; S7 Extractor; Full Auto Compatible (M16 Cut) Forward Assist Serrations; Staked Gas Key Bolts; 8640 Firing pin; 4340 Cam Pin; A Mil-Spec BCG is about 11.6 ounces, but you can be much lighter nowespecially with cuts and exotic materials like titanium. Nickel Boron (NiB) coatings offer durable and reliable operation. It also offers unmatched lubricity. Get Our Top Shooting Drills and Zeroing Targets ($47 value - but FREE for a limited time). Out of stock. Both steels have high hardenability and are mostly used to manufacture components with a large cross-section requiring high toughness and core strength, usually on critical aircraft engine gears, or automotive applications. Yes what he said. Extreme hardness and corrosion protection, Ballistic Advantage DLC BCG (Ballistic Advantage), Above: Toolcraft BCG with Titanium Nitride finish. I am reading thru this article on bolt carrier groups. Type your email address and well send Just a specification, Mil-spec equipment began with a need to have proper performance and repair-ability among all military equipment. Subscribe to Pew Pew Tactical's sales and deals email. It has a 9310 bolt but that is the standard for lightweight builds. For specific comparisons of black finishes (Phosphate vs Nitride vs DLC ) see here The Best Black BCG Finish - Phosphate vs Nitride vs DLC. This coating offers unfaltering protection from wear and corrosion that would ordinarily degrade .

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