Learn more at. What finish you select becomes pretty much a matter of personal preference. The semi-auto ones have an extra cut that takes out some mass. Go to NICKEL BORON NICKEL BORON. NP3 is a proprietary finish offered by Robar Inc. BCG/CH: Tactical Solutions Group AR-15 5.56/.223/.300/.350 Side Charging Bolt Carrier Group + Knurled Threaded Side Charging Handle for Tactical Solutions Group Side Charging BCG x2 MSRP: $134.99 $109.99 Sale That means each bolt is individually tested at a proof load. Again, if its a duty or self-defense gunId opt for something MPI and HPT tested. It can be difficult to find BCGs finished in NP3 and it usually requires sending yours in to Robar to be plated. Select what level shooter you are! Both of these finishes are far ahead of phosphate as far as slickness and ease of clean up are concerned. The bolt is the forward-most part of an AR BCG. This is a recipe for testing a lot of parts but particularly the BCG. But be sure to get the most out of it with an Adjustable Gas Block. Heavier revolvers (e.g, stainless vs. titanium) have less felt recoil, heavier semi-auto pistols (stainless slide vs. aluminum etc.) This beautiful chrome BCG is no exception. Aren't they the OEM for some of these Mfgrs? 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? FailZero EXO Nickel Boron M16 / M4 5.56 Bolt Carrier Group Something something about the bolt having similarities to a heat sink and making contact with fresh/cooler air. ALWAYS, ALWAYS 100% flawless! The whole BCG is completed with a nickel-boron coating. How about the best home defense pistol? . Copyright 2023 Pew Pew Media, Inc. All rights reserved. They may be a little bit pricey but you get what you pay for. But if you want all the functionality at half the price? 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 Odin works have been perfect in one of my grendels. Thanks Mike, I've actually never heard of them! Easy to clean and a great price point. Ionbond Black DLC will not chip, crack or peel, providing you with years of reliable function and protection against wear. And easier to clean. Chrome is extremely hard which makes it very wear resistant. Get Our Top Shooting Drills and Zeroing Targets ($47 value - but FREE for a limited time). 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. The nitride finish on the carrier and bolt provides added corrosion resistance, making it a great . Another recent addition from the makers of the most hi-tech AR-15 muzzle brakeone thats 3D printed from Inconel (think rocket ship engines). And the one thing that was not mentioned that has a big impact on what BCG works best in what AR is whether or not you like keeping your ARs dripping in oil or dryer than most. During its creation, each one is thermal-cycled before being treated with a diamond-like coating. Create an Account; Login; Create an Account; Cart (0) View Cart; I don't mind paying more for more performance, but I don't like to waste my money on gimmicks either. GO BATFE.. ETC. Some people like the rough phosphate finish for its tendency to hold oil better than other finishes. My pick if you want to go with the best-known name in the NiB BCG game. With an ultra-low co-efficient of friction, the Nickel Boron Bolt Carrier Group offers users a high resistance to wear and tear as well as corrosion resistance. Is any of this sounding like a worthwhile version of the truth? 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. The PVD coating by Ionbond provides a very low coefficient of friction while providing a unique look and increased reliability. Bolt Carrier Group- Lightweight Nickel Boron $ 250.00. Love my AR-15 10.5 pistol! All this NiB and no mention of the Young Manufacturing chromed M16 BCG and bolt? Weve built dozens of ARs and well cover all the best AR-15 upgrades such as handguards, triggers, BCGs, gas blocks, and more. &n Not sure how he failed to include Toolcraft. Lets just start with our editors pick for a branded mil-spec BCG. Nickel Boron usually costs more than Nitride and that money goes to more performance. 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 Standardizing military equipment dates back centuries. I am reading thru this article on bolt carrier groups. Out of stock . When that build is complete be sure to shop for ammo here:Buy Ammo Online. See our review here: Toolcraft BCG Review - Best Black Rifle Secret Ever? Popular seach, Category Our Price: $199.00. 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. The main reason to get this finish is going to be appearance. Titanium doesn't offer as much over steel in this case as one might think. Quick view. But not all the time. And you never know if a batch is 10 or 1000 BCGs. Bolt lugs are chamfered 45 degrees to ensure reliable action for even the highest pressure hand loads and fast lightweight actions. Primary Weapons Systems DI BCG should be #1, followed by POF, BCM #3. beta boy will always lick the biggest shaft long as they pay his fary white tennessee ass.. All the high pressure bolts like JP Enterprises are made with 9310 and state its stronger than C158, which is just mil-spec (the minimum standard). We already have an account registered for email address Blem PVD Rainbow M16 BCG Chameleon Bolt Carrier Group - $113.99 w/code "NEW5OFF" $113.99. The Sharps passed with flying colors and the cleanup, even though it was filthy, was a snap. PSA made the list of best BCG but DD isn't on the list? So to say that its all mil spec is a kind of buzafication of information . Nitride +3. They take take and take but this arbitrary law states one penis per tounged mouth.. so one of the better thinkers decided to remove his tounge per the statue citing one cock per tounged mouth. then went out and stuffed a whole YMCA boys club in his mouth and see where he ended? 800-741-0015. anything extra and your Nope, SA and FA BCGs have the same dimensions and will fit in any standard AR-15 upper! Again9310 bolt. You, personally wont notice the difference between performance of either steel. 9/27/2022 3:25:23 PM. *Coloration can vary greatly from BCG to BCG due to the manufacturing process. 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. Fabulous company and pricing too. I kept scrolling, looking for the Lewis. See our Toolcraft DLC BCG review here: Toolcraft Diamond DLC BCG - The Best BCG Ever Made? So the real issue is buying a BCG from a reputable company that has either sourced or manufactured a quality party you can trust. Above: Chrome lining inside Toolcraft phosphate carrier can be seen with light coming in from the cam pin slot. Brownells products are quality through and through. 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. Click for Details. Check JP Enterprise but I'm thinking colt bcg have a proprietary cut to them?? See our review here: Toolcraft Chrome Phosphate BCG Review, Above: Toolcraft BCG with Black Nitride finish. All laws subject to our interpretation and are arbitrarily drafted no matter what they actually say. document.getElementById("copyright_year").innerHTML = new Date().getFullYear(); The 1911 pistol is an American icon and Dan Wesson makes some of the best! LMT Enhanced Bolt Carrier and Bolt! Rated 5.00 out of 5 $ 125.00 $ 114.99 $ 125.00 $ 114.99 Add to cart Quick View. 158 Bolt: Shot Peened Mag Particle Inspected: Yes. which style should i get black nitride or nickel boron? Since the typical AR platform uses a direct gas impingement design, the bolt group is in contact with carbon-laden gas with every shot. Grid Defense offers premium AR15 parts with a focus on bolt carrier group, uppers, lowers, 80% lower and AR-15 build kits. But dont worry, weve got our list of our go-to BCGs. We only sell the best bolt carrier group, because we understand the crucial role it plays in the function of your AR-15. Plus the silver color pops out in your upper receiver. I've heard lots of good things about Radian and it sounds like you're a fan as well? I'm not affiliated with any of these brands, just things I've learned while building. Out of stock. Can you provide some input? Please view details for more information. Just a specification, Mil-spec equipment began with a need to have proper performance and repair-ability among all military equipment. Kind of seems like a commercial for Brownells, Hard to trust a list without fail zero on it. And easier to clean. Chrome is a timeless classic and you really don't need a reason to choose it. FailZero EXO Nickel Boron AR15 5.56 Bolt Carrier Group $ 169.99 More Info. WMD Guns NiB-X LR-308 Complete Bolt Carrier Group Nickel Boron Finish WMD Guns NiB-X LR-308 Complete Bolt Carrier Group . We carry high-quality products and back them with the industry's strongest guarantee. Nickel Boron is very desirable as it requires less lubrication and results in less malfunctions (when treated properly). Well done sirs. With nothing more than an initial lube, I ran this bolt carrier suppressed at breakneck speeds for just over 1,200 rounds the last 500 or so were steel-cased. Understanding the AR-15 Bolt Carrier Group Call Colt firearms directly and order from them. Normally a low mass BCG is combined with an adjustable gas block, less mass means less force is needed to move it. The marketing hype said the quit the endurance test at 5000rds with no failures. WMD Guns - AR-15 5.56 Nickel Boron Bolt Carrier Groups. I've found NiB & TiN BCGs for $100 & $120, respectively. Please view details for more information. 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. What kind of BCG do you run? Toolcraft Titanium Nitride BCG (SpiceTac), Above: This Bravo Company (BCM) BCG has been refinished with NP3+ by Robar. 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. CMMG Bravo .22 LR Conversion Kit W/ One 25 Round Magazine. We'll only use the information provided according to our privacy policy. Cryptic is the best Ive ever used as well. All bolts are fully MPI tested to ensure the material is sound and without defects. The first lesson I've learned is that - apparently - a rifle is never really finished. Young MFG BCGs if you want real precision and aerospace component process technology. Nickle-Boron +1. But youre here for BCGs. JoeBob dun saved you $5.05! Personalize your experience. Thanks for sharing. All components are coated with nickel boron to minimize friction and enhance performance. All critical parts are coated with EXO Nickel Boron technology that provides permanent dry lubricity, extreme durability and increases both wear and corrosion resistance. See our BCG recommendations:Best AR15 Bolt Carrier Groups. I can attest to the cryptic coatings as they are by far the best. FailZero 7.62 x 39 EXO Nickel Boron Bolt Carrier Group $ 179.99 $ 171.99 More Info. 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. Save a little with their Nitridebut might as well go big or go home. Fail Zero BCGs use the patented EXO Nickel Boron finish. White Label Armory's secret sauce: PRECISION GROUND. Green +2. My current go-to for competition shooting is the RCA BCG but costs a pretty penny since the carrier is Titanium. None of the other finishes (Nitride, DLC, Titanium Nitride, etc) will be chrome lined in these areas. All of the finishes listed here are quality finishes and a good BCG will work fine with any of them. An awesome AR-15 needs a great bolt carrier group (BCG). Facebook; Instagram; Help. Old school vs new school. should ban this idiot from writing anything and only let professionals with experience and actual knowledge speak. If it doesnt say in the descriptionit probably is only batch tested. A little expensive but my AR's run so smooth!! 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. Thanks Farkosh, lots for me to add in the future update. what makes them better than Colt,Bcm because they might be easier to clean? Colt needs no introduction. Mil-spec means phosphate coated and is matte and a little bumpy. Great combo with their builds if youre buying stuff from them anyways unless you want a different coating. Add to Wish List Add to Compare. Butthe makers have hooked you up with coupon code PewPew for 10% off. If you're looking for the best bolt carrier group for sale, you need to shop with Surplus Ammo. And now I hope to answer some of yours! I like bcg from Daniel defense and spikes tactical. It doesn't mean something is made with the best possible material or most modern fabrication methods. Add To Cart. LBE Unlimited 5.56 Nickel Boron Bolt Carrier Group for AR-15 Only $ 169.99 View Product Faxon Firearms 5.56 Gunner Lightweight Bolt Carrier Group - Black Nitride Only $ 229.08 View Product Lantac AR-15 Enhanced Bolt Carrier Group - E-BCG Titanium Nitride .223/5.56 NATO Only $ 305.99 View Product I cant remember what the other was but it was a plain basic one. It also requires less lubricant to work well and is easier to clean. It cleaned up some, but no where near like new. Check out Rainier Arms Nitride BCG which meets or exceeds mil-spec. The password should contain at least 8 characters with at least one number or special character. Bolts, Carriers & BCGs (Bolt Carrier Groups), 17-4 H-900 Stainless Steel or Hard Chrome Firing Pin. Please view details for more information. Dismiss. But my question is how is a Titanium one not the best choice easily? This article was a great read if you're a newbie unfortunately this article forgot to actually mention some of the best BCG's on the market. For views of different finishes see our Toolcraft Gallery. Looking for something a little more budget? In fact, chrome BCGs are somewhat difficult to find today, but worth it if you can find one. No joke , its crazy right now , hard enough to even find anything in stock at that. The BCG's above are all great options, but the bolt itself is a different story. On the basis of performance, nitride wins. Brownells is your source for Chameleon Bolt Carrier Group at Brownells parts and accessories. Mil spec is a >minimum<. Description The NBS M16 bolt carrier group is the perfect BCG for your next build and is compatible with any AR15 build. CMMG AR-15 22LR Barrel And Collar - Medium Contour - 9" . Now, I'm thinking new BCG for no real reason. Give it a rating below. Blem PVD Rainbow m16 bcg Chameleon bolt carrier group $ 159.99 $ 119.99-24%. Additionally I would recommend other bolt materials like the sharps that's made out of s7 tool steel, or JP enterprises who makes amazing products like a variable mass carrier, and enhanced bolt that has a different lug cut to ease lock, strengthened cam pin hole, and low friction ring seals to reduce wear. It can make you go nuts (the above is probably half of my BCGs). Is that little bit of extra performance important to you? Toolcraft BCG Review - Best Black Rifle Secret Ever? Not so sure the absorption of the recoil energy, which is a fixed value of the design of the gas system, would equal less felt recoil just by changing to a lighter mass of the BCG without addressing all the other components, gas block, recoil spring tension, and buffer mass. Precision machined from high quality 8620 steel and coated with NiB electroless nickel boron with advanced UCT EXO, these Bolt Carrier Groups by LANTAC offer ultimate lubricity for a smoother operation. Above: Toolcraft BCG with Manganese Phosphate finish. 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. . Full auto semi auto comparison. For nostalgia, phosphate wins. Well cover some of the choices and then our favorites for different purposes (and budgets)from mil-spec to competition and even some builds just for looks. They have made a lot of changes to BCGs as a whole and really know their stuff. I've doubled the price of my first AR (Ruger AR556) with optic and other upgrades. Change one and you have to adjust the rest. A sports car needs a great engine. Rough finish that requires more lubricant to run smoothly, Bravo Company (BCM) Bolt Carrier Group (Brownells). That would be a more interesting, informative, and transparent story on BCGs. Plus has a different/more aggressive cut on the carrier around its logoif that matters to you. Want something in the middlethats mil-spec AND Nitride coated? It must properly contain the high chamber pressures of the 223/556 . The chances of that mattering for an average shooter that puts even a few thousand rounds downrange a year is super slim. , Best AR15 BCG Finishes - Pros Cons and Recommendations, There's a vast number of finishes available for AR-15. After firing less than 100 rounds, I found the BCG did not clean up very well. A lot of manufacturers offer a completely 9310 steel bolt carrier group. With that VDI BCG, it is one less worry. I own a few from cryptic Coatings, Radian, and toolcraft. It also has high corrosion resistance as well as a natural lubricity. 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. I of course went with their Titanium Nitride (TiN). So far I can definitely feel the recoil difference between the different settings. And priced at a nice price point between the BCM and Brownells. 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. I have an old Colt AR15 semi-auto BCG. Meets milspec requirements, but at a much higher level of quality. Nickel Boron treated parts include: Bolt Carrier, Bolt, & Bolt Components. I just had a meeting talking about how few manufacturers there are for BCG's. The bolt carrier group (BCG) is without a doubt the hardest working component inside an AR15. Custom Deal BCG & Charging Handle Combos Strike Industries Charging Handle with Extended Latch - FDE + Rise Armament Bolt Carrier Group, .223/5.56, Nickel Boron Finish. Shop our vast selection and save! It comes in at 7.9 ounces and is indistinguishable from their regular Nitride version except when you pick it up. Or am I stuck with replacing the entire BCG to get an M16 bolt carrier? See our review here: Toolcraft is an OEM provider of BCGs to AR15 manufacturers. If youre looking for something mil-spec and a little upgraded with a Nitride coatingget the Rainier. This clown not mentioning it, and then listing 10 absolute pieces of trash is embarrassing for a tactical website. It's a difficult finish to apply and as a result it is one of the more expensive finishes. It cycles both subs and supers flawlessly in a .300 blackout pistol. Choosing a BCG for your next rifle build doesn't have to be a chore. NiB coatings do add thickness and most bolt makers pay attention to the bolt face but for get about the lugs, where a small buildup of carbon will lock your bolt up. . Surprised it didn't make the list, it is far superior to Bravo. Mass that should help with reliability. The PVD coating by Ionbond provides a very low coefficient of friction while providing a unique look and increased reliability. A Mil-Spec BCG is about 11.6 ounces, but you can be much lighter nowespecially with cuts and exotic materials like titanium. Here are some of the important bits: See that high pressure tested and magnetic particle inspected above? So if you don't mind cleaning your current and the recoil isn't a big deal, what other reason is there to change? Trouble is finding one. Of all AR15 parts, the bolt carrier group is without a doubt the most critical component for proper functioning. Properly built, no corners cut. GUARANTEED. In fact so to cut corners in the learning curb for would be buyers? This BCG is a giant leap in the area of durability and reliability. The DLC was chosen for high wear resistance and a low coefficient of friction. Also known as Melonite, Salt Bath Nitride or simply Nitride, this is a heat treating process that creates a case hardened surface by diffusing nitrogen into the metal surface. 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. Been throw 4 barrels, but the BCG looks near new. White Labels parent company, Outerwild pr, The perfect 9mm bolt for your pistol caliber build. QPQ Black . STAG ARMS LEFT HANDED AR15 BOLT CARRIER GROUP 5.56/.223/.300- NICKEL BORON (0) $169.99 On sale: $164.95 Sale. It is also smooth and slick which makes for smooth operation and easier cleaning. I make it a habit of trying everyone I can get my hands on personally. 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. A chrome BCG will be significantly more difficult to find and more expensive when you do find one. For specific comparisons of black finishes (Phosphate vs Nitride vs DLC ) see here The Best Black BCG Finish - Phosphate vs Nitride vs DLC. The PVD coating by Ionbond provides a very low coefficient of friction while providing a unique look and increased reliability. Ive shot many thousands of rounds through it and it still looks newnot even that many wear marks on the touchpoints. Left Hand Nickel Boron BCG M16 / Ar15 Bolt Carrier Group $ 299.00 $ 149.00 . Shooting 60 rds suppressed with a Nickel Boron carrier then a Chrome carrier. Pros. You can check that review out in Best AR-15 Muzzle Brakes. Type your new password and hit button below to confirm it. Or you are doing a retro build, which I can appreciate! Faxon Firearms 5.56 M16 Bolt Carrier Complete, Chameleon PVD. A low mass BCG moves faster which could increase your rate of fire, but skill makes a bigger difference in cyclic rate than bolt weight in a semi-auto gun. Facebook; Instagram; . In Stock. Top 3 Reasons You Might Want a Nickel Boron BCG. Anickel boron bolt carrier group will have greater lubricity and corrosion resistance than both chrome and nitride BCGs. Sale! Above: Colt BCG refinished with matte chrome finish and nickel boron gas key. I do like them in terms of increased lubricity and ease of cleanup. If you go chrome it will probably be for the color and the uniqueness of the finish. Semi-auto versions used to be significantly cheaper than FA versions, but now the difference isnt as drastic. The Sharps 308 Balanced Bolt Carrier Group Complete has the same innovative design as the Sharps 5.56 Balanced Bolt Carrier Group. BCM M16 Mil-Spec Bolt Carrier Group. AR-15 Pistol vs Rifle: Which Should You Choose? Above: Toolcraft DLC BCG installed with black anodized Aero Precision upper, lower and M-LOK handguards. It physically moves backward into the buffer tube as the gun is fired and does the work of chambering the next round when pushed back into battery by the buffer. The enti.. 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. It also offers unmatched lubricity. If you havent tried the Black Rain BCG, you are missing out on the smoothest running BCG on the market today. The BATFE now needs to suckle up to a penis that they can all share like good gobblers of knob. LANTAC 223/5.56 E-BCG Full Auto Style Bolt Carrier Group - Nickel Boron. There are so many BCGs out there so let us know what we missed. And although there are only 4 settings so you wont get down to the perfect setting for your rifle and loadsits a great system if you dont want the hassle of swapping out a gas block. You do not pay Ionbond Diamond Like Carbon (DLC) Coating is a state-of-the-art metal finish applied through a Physical Vapor Deposition (PVD) process. Chrome is a finish well suited to the harsh environment where the bolt carrier group operates. Black Nitride finished BCGs often have an attractive deep black finish. Lightweight AR-15 Bolt Carrier Groups purchase helps support my work in bringing you more awesome gun and gear articles. Free shipping on orders of $199+ |Use Code: SITESHIP | Restrictions apply, Offer ends 3/5/2023. I believe 9310 steel is stronger than C158. Aero Precision products are solid and their bolt carrier groups are no exception. , What's the best handgun for a beginner? -55% Blue chameleon PVD m16 Ar15 Bolt Carrier Group BCG 1 review $ 329.42 $ 149.12 -48% Nickel Boron EXO M16 / Ar15 Full Auto Bolt Carrier Group $ 304.22 $ 159.00 -50% Left Hand Nickel Boron BCG M16 / Ar15 Bolt Carrier Group $ 299.00 $ 149.00 -25% Blem PVD Rainbow m16 bcg Chameleon bolt carrier group 1 review $ 159.99 $ 119.99 -34% Brownells Nitride M16 BCG gives you the added benefit of the Nitride finish which makes it slicker and easier to clean. My preferences? I'm sure they have some advances with their $500 BCG but mine won't be in for months. This coating offers unfaltering protection from wear and corrosion that would ordinarily degrade . Both are superior finishes with distinctly different looks. The pistol we If you look closely youll see that the Titanium carrier is black (DLC: diamond-like coating) while the bolt is silver (nickel boron). Im still testing this one out but it might be a good substitute for the RCA one at some decent savings. Its pretty cool to see they are still around innovating products like their Xtreme Performance Bolt Carrier Group. Our Low Price $314.74 Your Security is Our Priority QPQ +1. Looks great under our PREMIUM Handguards now Buy 1, Get 1 FREE! Shocked it and a few others didnt make the list when I saw of the some names that did. Mil-Spec generally means the rifle is built to pass military specifications. Phosphate would be my last choice but if I am feeling nostalgic then it's the only choice.