All bolts are fully MPI tested to ensure the material is sound and without defects. The resulting surface is extremely hard which makes it … Which is it. Thanks for subscribing to our newsletter! Intl. Faxon maintains the dual COLT/GLOCK compatible geometry, user- ).223/5.56mm,.300 Blackout. The FailZero Black Nitride 9mm BCG is compatible with both lowers designated for Glock or Colt magazines. Gas keys use grade 8 fasteners and are fully staked for a lifetime of service. Bolt Carrier Group-BCG. 308 Nitride Bolt Carrier Group BCG Product Specs: • 308 Caliber • Salt bath nitride finish • M16 cut • 9310 steel carrier • Carpenter 158 steel bolt • 4140 steel extractor • MIL-SPEC O-ring • MIL-SPEC gas rings • 4140 steel cam pin • 8740 steel firing pin with hard … The BCG's are full-Auto rated and maintain the trip for full-auto fire control groups and new multi-stage trigger systems. The BCG's are full-Auto rated and maintain the trip for full-auto fire control groups and new multi-stage trigger systems. The method features the transfer via diffusion of carbon and nitrogen from the molten salt to the surface of a steel part. SELECT SIZE This gas tube is the perfect complement to a Nickel Boron coated BCG and reduces wear from the gas key. Salt Bath Annealing. American Defense took no shortcuts in the production of this quality bolt carrier group. If for any ", Privacy Policy | Warranty and Registration, A Black Nitride finished 5.56/.223 Full-Auto BCG, completely assembled, ready to install. Improvements include using 9310 tool steel for the bolt, which is stronger and nitriding the assembly to increase surface hardness, decrease resistance, and have superior corrosion resistance compared to typical chrome and phosphasted bolt carrier groups. © 2018 H&M Metal Processing 1414 Kenmore Blvd, Akron, Ohio 44314 T (330) 745-3075 I got this BCG early last year and I love it. 3.5 lb. WORK PRINCIPLE . Picture leads me to believe this is a M16 (full auto) style BCG (which I am looking for) rather than an AR15 (semi group). Every component receives a finish pass to ensure an optimal surface finish. This BCG also features a Salt Bath Nitride finish that is both slick and durable. Shop Black Rain Ordnance Salt Bath Nitride BCG 5.56/.223 | 5 Star Rating on 1 Review for Black Rain Ordnance Salt Bath Nitride BCG 5.56/.223 + Free Shipping over $49. Grinding is done post heat treat to be perfectly in spec. … .223 Wylde barrel. Purpose-built for 9mm AR-15 pistol caliber carbines, Faxon Firearm’s Generation 2 PCC blow-back carriers keep the features of the well-loved first Gen BCG with modern improvements. An extremely slick and easy to clean State-of-art nitrocarburizing technology, environment friendly salt bath nitriding, REACH compliance.We are a subsidiary of HEF Durrferrit in Vietnam. Fax: +1-866-534-3097 Salt bath nitriding is a thermochemical process in which nitrogen and carbon are diffused simultaneously into the surface of the material. Salt-bath Nitride treated Magnetic particle inspected Thanks to the M16 profile of the Faxon Firearms M16 Bolt-Carrier Group, the unit is compatible with full-auto lowers and also features serrations compatible with the upper receiver's forward assist. The carrier is made from 8620 steel and the bolt from 9310 steel. The salt bath nitriding equipment is fully hooded and ventilated. Email: sales@opticsplanet.com, 9AM-7PM CST Mon-Fri This BCG also features a Salt Bath Nitride finish that is both slick and durable. In a liquid nitriding bath, which is maintained between 500 - 630°C (930 - 1165°F), nitrogen-bearing salts produce a controlled and highly uniform release of nitrogen at the surface of the workpiece. It is made from mil-spec 304 SS and then salt bath nitrocarburized. Live Chat Contact Check Order Status. All critical parts are Black Salt Bath Nitride Finished which provides durability and increases both wear and corrosion resistance. Fluidised bed/salt bath nitriding/nitrocarburising is a process used to improve the wear resistance, fatigue strength and, when combined with post oxidation through oxidative cooling, improved corrosion resistance on products made from steel, cast iron and sintered iron. We want to ensure that making a return is as easy and hassle-free as possible! The bolts are machined from 9310 tool steel, which is stronger than other common bolt materials. Follow Us. System layouts can vary from straight-line, “L”, “U” or “O” rail configurations depending on your requirements. ).223/5.56mm,.300 Blackout. All critical parts are Black Salt Bath Nitride Finished which provides durability and increases both wear and corrosion resistance. Salt Bath Nitriding/Nitrocarburizing was originally created as an alternative to gas nitriding that would produce a more uniform case through surface contact between the substrate and liquid salt. match trigger. Toolcraft BCG with Black Nitride finish Also known as Melonite, Salt Bath Nitride (SBN), Tennifer, Quench-Polish-Quench (QPQ) or simply Nitride, this is a heat treating process that creates a case hardened surface by diffusing nitrogen into the metal surface. Shop our vast selection and save! *This is a HP or High Performance part. Verified Owner, I was freaking out until I took the piece out and there ... Sign up and get exclusive access to promotions, sales events, pre-order sales & more! Buy Nitride 5.56/223 Bolt Carrier Group (BCG)- No Taxes! Learn: About Us Policies Reviews Holiday Shopping How To. reason you decide that your purchase just isn't for you, simply return the item within 30 Verified Owner, Bolt Carrier Group fits AR15/M4 compatible style Rifles (i.e. Bolt Carriers made from 8620 Steel, 6A1-4V Titanium or Aluminum; Keys made from 4130 Steel; Bolts available in 9310 Steel or Carpenter 158 9AM-5PM CST Sun (Chat & Email Only), 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. Nickle Boron-NiB. Please check your email for confirmation message, Black Rain Ordnance Salt Bath Nitride BCG 5.56/.223, Black Rain Ordnance Upper Receiver Parts Kit, Black Rain Ordnance Ejection Port Cover Assembly 5.56/.223 Caliber BRO-EDC, Black Rain Ordnance Tactical Latch For AR-15/LR-308 Black BRO-MTL, Black Rain Ordnance AR15 Lower Parts Kit with Drop-In Trigger, Black Rain Ordnance Milled Upper Receiver, w/Forward Assist and Dust Cover, Black Rain Ordnance Milled Upper Receiver, Black Rain Ordnance SOCOM .458 Complete Upper Receiver, Black Rain Ordnance Single Stage Drop-In AR15 Rifle Trigger, 3.5lb pull, Black Rain Ordnance Bolt Carrier Group, Left Handed, Black Rain Ordnance Lower Parts Kit GI Trigger, Black Rain Ordnance Bolt And Carrier Group Nickel Boron .308 Caliber BRO-BCG-308, Black Rain Ordnance Ejection Port Cover Assembly .308 Caliber BRO-EDC-308, Black Rain Ordnance Milled Flash Regulator, Black Rain Ordnance .458 Bolt Carrier Group, Black Rain Ordnance Milled Flash Suppressor, slim, Black Rain Ordnance Milled Charge Handle .308, Black Rain Ordnance Milled Flash Suppressor, Black Rain Ordnance Milled Charging Handle Black BRO-MCH-BLK, Black Rain Ordnance Hexagonal Compensator, Black Rain Ordnance Complete Upper Competition 3G 16in, Black Rain Ordnance Complete Upper Force 5.56, Black Rain Ordnance Complete Upper Scout 5.56, Black Rain Ordnance Spec 15 Complete Upper, Black Rain BROSPEC15UR Spec15 223 Remington/5.56 NATO 7075-T6 Aluminum Black Ha, Black Rain BROMURLBK BRO AR15 Upper 223 Remington/5.56 NATO 7075-T6 Aluminum Bla, Troy Rear Tritium Battle Sight - Black SSIG-FBS-RTBT-00, TRYBE Defense Milspec Complete AR10 .308 Bolt Carrier Group, Nitride Black, BCG308-QPQ, TRYBE Defense Milspec Complete 9mm Hybrid Bolt Carrier Group, Nitride Black, BCG9MM-QPQ, TRYBE Defense AR-15 Barrel, Pistol 10.5in, .223 Wylde Government Profile, Black, BARPIST105223, by contiguous 48 states, DC and to all U.S. Military APO/FPO/DPO addresses. $200 Minimum Order. April 3, 2019, All Black Rain Ordnance Gun Parts Reviews, Return The nitriding behavior of IF steel in the KNO 3 bath can be reasonably well described by nitrogen diffusion in iron, with the surface concentration of nitrogen being about 0.07 wt.% at 650 °C. Industrial heat treatment salt bath furnace . Nitride. Salt bath nitriding of type 304 austenite stainless steels conducted at low temperature, 430°C, using a complex salt bath heat-treatment. This Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most mil spec M16, M4 or AR15 upper receivers. Faxon 5.56 Titanium Nitride M16 Bolt Carrier Group BCG AR-15 AR15 300BLK- Faxon 5.56 Titanium Nitride M16 Bolt Carrier Group BCG AR-15 AR15 300BLK We . This BCG is designed for shooters looking for a tactical advantage resulting from the non-reflective properties of Black Nitride.The carrier comes with a Black Nitride finish for great corrosion protection and wear resistance. The carrier is made from 8620 steel and the bolt from 9310 steel. The high concentration of nitrogen chemically combines with iron and other nitride forming elements to produce an outer layer of epsilon iron nitride (Fe 3 N) which is thin, hard and ductile. In this study, the in-service performance of two thermochemical surface treatments (salt-bath nitrocarburizing and gas nitriding + post-oxidation) applied to a quenched and tempered H13 steel has been assessed with the aim of selecting the best option to increase the lifetime of hot forging dies used to make crankshafts. Handling systems range from simple manual hoists to fully automated, “recipe driven” systems. Black Nitride treated parts include: Bolt & Extractor (5.56/.223 compatible) This Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most mil spec M16, M4 or AR15 upper receivers. February 21, 2020, by Shopping Cart (0) Total $0. Bolts. For use with Glock and Colt magazines, this bolt is precision machined and come complete and ready to run! The Nitromet salt bath nitride provides greater durability (Rc 55), heat resistance and corrosion protection. Kellen, Bolt Carrier Group fits AR15/M4 compatible style Rifles (i.e. Yes, 223/5.56 bolts and bcgs are the same, Yes if the pictures are correct then yes it is full auto standard m16 bcg semi auto restricted carriers are noticably shorter on the bottom cut, Toll-Free: +1-800-504-5897 Uniquely finished with a Salt Bath Nitride and utilizing a M16 style extractor, this bolt is designed for performance and durability. Chengdu Surface Metal Technology Co., Ltd is a professional manufacturer and exporter of QPQ liquid nitriding, salt bath nitriding &end products. Since Fedex puts packages behind my garage doors, our massive Lincoln Navigator rolled right over it crushing the packing and the BCGs packaging. Policy. Shop now and get Free Value Shipping on most orders over $49 to the 9AM-5PM CST Sat Policy. Brownells is your source for Bcg at Brownells parts and accessories. CURRENTLY AT 3-4 WEEK SHIPPING DELAY DUE TO MARKET CONDITIONS. Gas keys use grade 8 fasteners and are fully staked for a lifetime of service. No more messing around with one case at a time in a cordless drill, taking wild guesses at temperature based on colour: now you can anneal hundreds of cases per hour while controlling temperature to within a few degrees. DM to find o…, FAILZERO and EXO are registered trademarks of UCT Coatings, Inc. All rights reserved, "WHEN FAILURE IS NOT AN OPTION, YOU CAN DEPEND ON FAILZERO! Black Nitride Above: Toolcraft BCG with Black Nitride finish 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. overall weight. 9MM. : GunBroker is the largest seller of AR15 Parts Gun Parts All: 888783345 The bolts are machined from 9310 tool steel, which is stronger than other common bolt materials. *This is a HP or High Performance part. The study of nitriding of IF steel specimens in a KNO 3 salt bath for 3 h at 650 °C led to the following conclusions. It remains a popular case hardening technique because it offers: days of receipt and we'll cover the cost of return shipping. 1. : +1-847-513-6201 THARIVAL, Learn more about our Return RT @PrimaryArms: 6 lbs. There are no products listed under this category. How salt bath nitriding works The hallmark of salt bath nitriding is the bath of molten salt (usually cyanide or other salts) into which parts are submerged. Ambi Charging handle and enhanced furniture. All critical parts are coated with Salt Bath Nitride (Black) which provides durability and increases both wear and corrosion resistance. Shop CMMG AR-15 Barrel/BCG Kit 5.7x28 16.1" 416 Stainless Steel Barrel Salt Bath Nitride Matte Black Finish and more from Cheaper Than Dirt! Maintain the trip for full-Auto fire control groups and new multi-stage trigger systems massive Lincoln Navigator rolled over... Extremely slick and easy to clean this BCG also features a salt Nitride... Lincoln Navigator rolled right over it crushing the packing and the bolt from 9310 steel Registration a... And Colt magazines and ventilated chengdu surface Metal Technology Co., Ltd is a professional manufacturer exporter! 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