This SAA bolt carrier group offer smooth, reliable cycling as well as excellent quality and unsurpassed value. The process has many slight variations, including Salt Bath Nitriding, Melonite, Tennifer, Quench- Polish-Quench (QPQ), Black Nitride, and others. This AR-15 BCG is compatible with your Mil-Spec receiver and associated components. This cookie can only be read from the domain they are set on and will not track any data while browsing through other sites. 1 When the trigger is pulled, the hammer hits the firing pin sending it traveling forward through a hole in the bolt assembly to strike a primer. Picture: LANTAC Enhanced Full Auto Nickel Boron Bolt Carrier Group. Browning shotguns with a "Silver Nitride" receiver utilize a proprietary process that is known among those who create metal finishes as salt bath ferritic nitrocarburizing . Impressive

The first thing that strikes you when handling this carrier group is that it screams quality, very high quality.

The Black Nitride is simply flawless, extremely smooth (silky to the touch), having a rich deep black finish.

Gas Key is made from Solid Billet and properly/professionally staked. cal., blowback operated, right-hand only, 8 3/4 in. As the bullet passes the gas port, some of the expanding gas travels through the gasblock into the gas tube. Quantserve sets the mc cookie to anonymously track user behaviour on the website. They are most often used with a nickel boron coating, where the user wants the benefits of higher lubricity, but does not like the shiny metal. Its job is to chamber a fresh round, cycle the guns action, eject the empty brass, and reset the hammer all during one cycle. Dang, either missed the sale or lacking a coupon code! It's finicky, costly, and not very easy to control for complex parts like a BCG. These finish treatments offer distinctive aesthetics while also improving protection and corrosion resistance. Understanding which BCG is right for you will involve an examination of your intended use, performance requirements, budget and desired aesthetics. Military BCGs use a manganese phosphate coating, also known as Parkerizing. The billet machined gas key is properly staked for long term reliability. Highly recommend everyone with an AR should have a spare in their kit. Rugged and functional. Just What Is the Purpose of a Bolt Carrier Group? The design is reliable, and with decades of proven combat effectiveness, M16 BCGs have earned their favor with American gun-owners. They are great for shooters that want an easier cleaning experience, smoother action, and the look of the black nitride finish. Performance cookies are used to understand and analyze the key performance indexes of the website which helps in delivering a better user experience for the visitors. How much improvement you want to make in performance and appearance is limited only by your budget. The gas key is also well-staked and uses grade 8 hardened fasteners to give it a long service life. Is the bolt nitride also or just the carrier. The parts are also meticulously inspected to ensure only the best components make it into your rifle build. The AR-15 style BCG is designed for semi-auto fire and cycles faster than its heavier counterpart. Bring the rain, baby Well the finish is nice. February 21, 2020, by We also recommend purchasing lighter buffers and, in some cases, lighter springs. Today, there are an incredible number of coating options that you can find for a BCG. The lightest BCGs on the market weigh in 5oz range, cutting more than half the weight of a Mil-Spec BCG. Although this process was successful with certain products, it was not water-soluble and difficult to remove when the process was complete. Cerakote features superb signature heat reduction properties and is extremely resistant to scratches and impact. Whichever coating you choose, you'll get unparalleled performance and reliability from this Enhanced Competition BCG. There are a few steps to this process, starting with a salt bath nitrocarburizing cycle. Magnetic Particle Inspected: Magnetic Partical Inspected. Yes, 223/5.56 bolts and bcgs are the same. Aluminum develops a natural oxidative layer when exposed to air. The carrier body is machined from 8620 steel and finished in black Nitride for its slick and durable qualities making it run extremely smooth in your receiver. Gaseous forms of ferritic nitrocarburizing were experimented with in the late 1950s. I built the 8" kit into an Aero Precision Receiver/Handguard, Stealth Recoil Spring, and SB PDW brace. Gotta say, this thing is slick! Ammoland Editors are scouring the web to find you the deal that will save you money. The rough surface also makes cleaning difficult and time consuming. The name comes from the process itself. The cookie is used to store the user consent for the cookies in the category "Performance". Black Rain Ordnance Salt Bath Nitride BCG 5.56/.223 BRO-SPEC15-BCG Color: Black, Finish: Nitride, $9.51 Off w/ Free Shipping 5.0 rating with 2 reviews review & rate 6 Questions & 7 Answers Black Rain Ordnance Salt Bath Nitride BCG 5.56/.223, Black BRO-SPEC15-BCG Black Rain Ordnance Salt Bath Nitride BCG 5.56/.223, Black, BRO-SPEC15-BCG Its MPI Carpenter 158 bolt is shot-peened while being hard-turned and ground, and its gas key is properly staked at four points using grade-eight fasteners for a secure fit. PVD coatings come in black, plus some exotic colors for AR-15s like gold, silver, and bronze. I will write an updated review after I put a thousand rounds through it, but so far, this is my new favorite BCG. Email: sales@opticsplanet.com, 9AM-7PM CT Mon-Fri The application of a nickel boron coating helps the metal diffuse heat more efficiently, leading to decreased operating temperatures of treated parts. The completed process will produce a gray or black finish. It wears the Blacknitride+ Enhanced finish which looks good and wears even better. Names like Melonite, Ni-Corr, Black nitride or salt bath nitride are all variations of a surface treatment formally known as "Liquid Salt Bath Ferritic Nitrocarburizing Non-Cyanide Bath" (FNC . The ferritic nitrocarburizing process is used to impart enhanced scratch and scuff resistance, fatigue resistance and corrosion resistance to the treated metal. Anodized aluminum features increased lubricity and an improved adhesive surface for paint primers, glues, etc. Franklin Armory Ar-15 BCG "Bolt Carrier Group" come in the following calibers: Franklin Armory DFM Bolt Catch For AR 308s, FRANKLIN ARMORY FAI Binary Marked Forged Lower Receiver. Ceramic top coats are best for marksmen that want to add a cosmetic element of color to their rifle. This is quality product. These cookies help provide information on metrics the number of visitors, bounce rate, traffic source, etc. I pick up this CMMG both barrel kit to build my AR9. Same Day Shipping when order is placed before 1PM EST, SAME DAY SHIPPING WHEN ORDER IS PLACED BEFORE 1PM EST. 65: A Test to Determine the Presence of the White Layer. Verified Owner, The pattern element in the name contains the unique identity number of the account or website it relates to. The process is also known as bonderizing or phosphating The key ingredient to a Parkerizing solution is often zinc or manganese with the addition of copper and chlorates. The best colt carrier group for one person just might be terrible for another. An additional benefit of a lighter BCG is a faster cycling AR with less felt recoil. April 26, 2022, by Hardcoat anodizing guns is often referred to as Type III anodizing and is commonly used in Mil-Spec applications. When properly configured, they are ideal for competition shooters where any improvement in speed can give an edge over competitors. We want to ensure that making a return is as easy and hassle-free as possible! When you reduce that weight, the gas pressure may become too strong and cause reliability issues. We want to ensure that making a return is as easy and hassle-free as possible! The bolt carrier group is constructed from high-strength 9310 steel, which provides . PMC Ammunition 556K X-Tac, 5.56x45mm NATO, 62 grain, Light Armor Piercing, Brass, Centerfire Rifle Ammo, 20, 5.56, TRYBE Defense Milspec Complete Bolt Carrier, Black Nitride, BCG-BN, TRYBE Defense Milspec Complete Bolt Carrier, Nickel Boron, BCG-NB, TRYBE Defense AR-15 Extended Grasp 10-Round Magazine, 5.56x45mm NATO, Polymer, Black, 106568-BLK, TRYBE Defense Milspec Complete AR10 .308 Bolt Carrier Group BCG, Nitride Black, BCG308-QPQ, TRYBE Defense AR-15 Dust Cover Assembly, AR-15, .223 Wylde, Black, AR15DCA223, TRYBE Defense AR-15 .223 Remington/5.56mm NATO A2 Flash Hider, black, A2FH556, Winchester USA Valor, 5.56mm, 62 grain, Full Metal Jacket, Green Tip, Brass, Centerfire Rifle Ammo, 125, USA855125, TRYBE Defense Cowl Induction Muzzle Brake, 5.56/.223, 1/2x28, Black, TRBCIB55612x28, TRYBE Defense Cowl Induction Muzzle Brake, 5.56/.223 Remington, 5/8x24, Black, TRBCIB55658x24, by Lead Chucker, Ready to send some lead. This cookie is set by GDPR Cookie Consent plugin. receipt, and we'll cover the cost of return shipping. 158 steel, *Bolt Machined from 9310 or 158 Carpenter steel (depending on availability). The chapter explains the procedures for maintenance . 66: Go with this one. Modern BCG coatings are stronger, more reliable, and easier to cleanand in such a competitive market, prices arent too bad either. However, theres a huge difference between price and cost. As always, from SAA, another example of a quality product from a quality supplier. Thats where the RCA low mass competition AR-15 bolt carrier group shines. The Faxon 5.56 Gunner Lightweight 9310 Bolt Carrier Complete is a top-quality upgrade for your AR-15 rifle. As several reviewers here can attest having to ask questions. No frills: it just works. This bolt group features a full-auto design, is M16-compatible, and offers top-quality performance and durability. Some of the data that are collected include the number of visitors, their source, and the pages they visit anonymously. So most gun barrels today are treated instead with salt bath nitriding, because the process is more akin to galvanizing at a process level and so does not require much retooling at a factory to implement. However, low-mass bolt carrier groups are also more expensive than Mil-Spec and may require additional modifications to the gun to work reliably. Alexa analytics service - keep track on user informations. The extractor is made from S7 tool steel to withstand thousands of rounds and the gas key is machined from a stock of billet steel with properly staked screws. I use different BCG to differentiate which BCG goes with what upper. Very hard, and usually easily cleaned. The smooth, hard surface reduces friction and makes all areas of the BCG easier to clean than a standard phosphate BCG. Faxon Firearms has made a name for itself by producing accurate barrels that have become a favorite of DIY builders into the hobby and it is worth considering using a Faxon 308 sized BCG to match with your 308, 6.5 Creedmoor, or 8.6 Blackout build in the AR platform. I purchased this after ordering a DD BCG and selling it. Our MkGs Barrel and Bolt Kits are designed to work exclusively with our MkGs Lowers. A long duration salt bath nitride finish is applied for a long service life and superior corrosion resistance. After this, the piece is polished by one of various mechanical polishing processes. 55: Bath Replacement. The part will prematurely fail and you lose not only the initial price of the part, but you also lose your time and the cost to replace that inferior part. Enjoy! Our MkG GUARD Barrel and BCG Kit allow you to build a Pistol Caliber Carbine using our Patent Pending Radial Delayed Blowback System. The process has many slight variations, including Salt Bath Nitriding, Melonite, Tennifer, Quench- Polish-Quench (QPQ), Black Nitride, and others. doubleclick.net - browser supports cookies. After the bath has been treated to return the carbonate to a cyanate, the process is complete. The M-16 version is heavier and has a longer, full-size rear section. The present study has two parts. We use cookies on our website to give you the most relevant experience by remembering your preferences and repeat visits. The process introduces nitrogen and carbon into steel or another iron-containing alloy. If you pay an initial price for a quality item that will perform well and last a lifetime thats one number. I pick the 8 inch barrel. We also use third-party cookies that help us analyze and understand how you use this website. You cant go wrong with products from this company. Advertisement cookies are used to provide visitors with relevant ads and marketing campaigns. Most 9mm lower receivers have the ejector built into the receiver, as standard Glock and Colt compatible 9mm carriers have no ejector. The U.S. Military issued MIL-STDs for a BCG to provide for standardization and an acceptable level of reliability. Choosing a BCG can be overwhelming given the multitude of choices on the market. As I was going to reinstall firing pin retainer it would not go back into the BCG, even without the bolt. Other uncategorized cookies are those that are being analyzed and have not been classified into a category as yet. Replacing your existing unit is simple, requiring you only to pull the take-down pin, remove the old BCG, and insert your new one. It does not store any personal data. Out of 500 rds, we had one failure to eject, but the round sounded weak when fired, so we weren't surprised. Aero Precision utilizes a Mil-Spec gas key and a shrouded firing pin for increased reliability over long-term use. But opting out of some of these cookies may affect your browsing experience. Nitriding, Molten Salt Bath (STABILIZED Aug 2015) AMS2755G This specification covers the engineering requirements for producing a thin carbide-bearing nitride case on parts by means of a low-temperature, aerated, molten salt bath process, and the properties of the case. Technology and innovation have advanced significantly since the Vietnam War, and modern BCG coatings can easily outperform the traditional phosphates. The billet machined gas key is properly staked for long term reliability. Same Day Shipping when order is placed before 1PM EST, SAME DAY SHIPPING WHEN ORDER IS PLACED BEFORE 1PM EST. The self-defense, on-duty, or military gun needs to be very dependable. Nitrided and Superfinished for lubricity and reliabi Hunter, Like Chrome, the treatment greatly increases corrosion and abrasion resistance. *Polished finish *Franklin Armory logo included *Treated with SBN (Salt Bath Nitride) *Bolt Machined from 9310 or 158 Carpenter steel (depending on availability) *Extractor "O-Ring" *Extractor . 11 The process repeats after the next pull of the trigger. In fact, it is second to diamonds in hardness. Steel bluing, also known as gun bluing, oxidizing and black passivating, is a process by which the metal is given a rust-resistant finish. I confirmed with Black Rain that this is MPT and HPT. The deal is still working for us on 06/26/2019? On average, M16 BCGs weigh 11.6oz and require a 3-5oz buffer to cycle properly. Yes, you can use a milspec upper and lower receiver with this kit. This item: PSA 5.56 Nitride MPI Full-Auto Bolt Carrier Group - 516446953 - $79.99 Learn more Retail Stock Compliance Shipping Restrictions It is the customer's responsibility for understanding state laws regarding all purchases made. This is a 5000rd + update to my original review. The solution is then heated to 190 to 210 degrees Fahrenheit. This cookie is used to keep track on user informations and reports it to Alexa analytics service. Intl. The first sulfuric acid anodizing processes were patented in 1927. Get 10% Off - Subscribe to Our Email List, Toll-Free: +1-800-504-5897 Because no electrical current is needed, the process of applying nickel boron to a metal piece is often called electroless nickel plating. 58: Bath Maintenance. For a listing of our Brownells Europe representatives. We are going to briefly cover a simplified description of how the BCG functions. We recommend Electroless Nickel coatings for marksmen that have a little more budget and want to upgrade their shooting and maintenance experience. Countless firearm enthusiasts trust this M16-cut carrier for its quality construction and enhanced maintenance benefits. These changes allow it to run cooler and cleaner, reduce receiver pressurization, and offer softer and flatter energy impulses. Picture: Odin Works XMR 2 Extended Magazine Release - Flat Dark Earth. The Faxon Firearms GUNNER Lightweight Bolt Carrier Group is for those who want more from their BCG. Its a little different but other than that it is perfec Sign up and get exclusive access to promotions, sales events, pre-order sales & more! Franklin Armory Ar-15 BCG "Bolt Carrier Group" come in the following calibers: *5.56 NATO . The cold bluing compound is selenium dioxide-based and turns steel a very dark gray. Installed by Google Analytics, _gid cookie stores information on how visitors use a website, while also creating an analytics report of the website's performance. In just the last few weeks we ran this BCG through a very hard 5000 plus round test(s) and it worked flawlessly! This anonymous data helps us to better understand users' needs and customize the website accordingly. The AmmoLand News Team publishes these deals that are available from our trusted partners and well-known industry retailers. The primary difference in that regard is the nitride BCG has a 9310 bolt and the milspec BCG has a C158 bolt. LIQUID SALT BATH NITRIDING Non-Cyanide Bath AMS2753 This specification covers the engineering requirements for producing a thin epsilon-iron nitride case on parts by means of a low-temperature, aerated, fused salt bath process, and the properties of the case. The solution used in this process contains sodium borohydride or alkylamine borane, as well as a source of nickel ions and control chemicals. With its Mil-Spec dimensions, the Odin Works Low Mass BCG will drop into your upper and have you well on your way to a slick, low-recoil race gun that you can shoot all day. Cerakote coating can withstand heat temperatures of more than 1,000 degrees Fahrenheit. Picture: JP Enterprises .750 Adjustable Gas Block in QPQ Black Finish. This process was developed to speed up the bluing procedure for factories and lends a beautiful, gray-blue finish to the completed project. Because a firearm often represents an investment, you will want to be sure that yours receives the best treatment possible to ensure many trouble-free hours of shooting. I could not be more thrilled with my decision. Drop-in, check headspace, and you are ready to shoot. The relatively low processing temperatures of this process cause only minor shape distortion, along with decreased thermal shock to the metal from temperature changes. With extended serrations, this 5.56 nickel boron BCG offers total control with forward assist. After the polishing process, the piece is re-immersed into the salt bath solution for up to half an hour. Provided by Google Tag Manager to experiment advertisement efficiency of websites using their services. Featuring extended forward assist serrations and a dust cover notch this bolt carrier group offers increased versatility and performance. Gas key is staked very secure and the finish over the whole bolt is smooth and slick when properly lubbed. The cookie is set by the GDPR Cookie Consent plugin and is used to store whether or not user has consented to the use of cookies. If you want to upgrade your AR-15 to the next generation of competition BCGs, the Iron City Rifle Works G3 is the perfect choice. 10 When the round is chambered, the iconic looking bolt head is rotated 15 degrees and locked into the barrel extension. The process starts with a standard salt bath nitrocarburizing cycle, which produces a layer of iron nitride. Takes a few days to receive but worth the wait. It is one of the simplest finishing options available if you're looking to custom-color your firearm. A cookie set by YouTube to measure bandwidth that determines whether the user gets the new or old player interface. Cerakote is a ceramic-based coating which is available in various colors. Youtube - Track the views of embedded videos. Electroless nickel coating is a chemical process where a layer of nickel metal alloy, most commonly nickel boron, is deposited onto all surface components of a bolt carrier group. Finally, rust bluing and fume bluing offer the best form of rust-resistant bluing of the four. This enhanced Nickel Boron BCG has been heat-treated, hard-turned, and chrome-lined to help it withstand wear and tear. I got this BCG early last year and I love it. That is a good point. Key components of an AR15 bolt carrier group include the carrier, bolt assembly (with extractor), gas key, cam pin, firing pin retainer pin, and the firing pin. Choose from specialized coatings such as Nickel Boron, Nitride, Melonite or Phosphate. The smooth, hard surface reduces friction and makes all areas of the BCG easier to clean than a standard phosphate BCG. The process is performed at temperatures of 275 to 311 degrees Fahrenheit. As a treatment, Nitride does not add any materials to the bore, rather it treats the bore as it came from the factory.

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