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  • Nickel Boron Bolt Carrier Group 450/458 SOCOM KM Tactical ...

    Nickel Boron Bolt Carrier Group 450/458 SOCOM Nickel Boron Bolt Carrier Group 450/458 SOCOM Features: .458 SOCOM Nickel boron finish M16 cut Aircraft quality 8620 steel carrier 4130 steel gas key Properly staked grade 8 gas key screws Carpenter

  • GRO 5.56 Bolt Carrier Group - Nickel Boron

    Nickel Boron is the top of the line coating, with its superbly smooth finish. It is engineered to minimize on friction by cutting down the surface to surface contact between sliding parts. This finish not only reduces the friction, but it also dissipates heat, allowing for the least wear and tear.

  • Bolt Carriers In Stock Gun Parts gun.deals

    The nickel boron coating has increased lubricity and a low friction co-efficient; therefore, the life expectancy of a firearm will be greatly increased due to reduced friction wear. Coating: Extremely Durable Nickel Boron Coating Bolt carrier material: 8620 steel Bolt: 5.56/.223 Right-Handed Bolt assembly Included parts: Bolt carrier, bolt ...

  • AR15 Bolt Carrier Groups: Nickel Boron, Nickel Teflon More

    AR15 Bolt Carrier Groups. No AR15 build is complete without a high-grade Nickel Boron bolt carrier group - BCG . Right to Bear Arms and Supply proudly sells these core components from top-of-the-line brand names, including Anderson Manufacturing, Rock River Arms, Spike’s Tactical and WMD Guns.

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  • Toolcraft Nickel Boron BCG Review - SpiceTac

    Toolcraft makes bolt carrier groups (BCGs) in a variety of finishes and calibers but probably none have captured the imagination like their Nickel Boron (NiB) BCGs. Let's take a look at 'em!Basics Remain the SameA Toolcraft Nickel Boron BCG will start out as a solid chunk of specially blended 8620 Aircraft Quality steel. After machining and hardening and final machining all parts go out to be ...

  • American Rifleman Rifleman Q A: Why Nickel Boron?

    Nickel boron is hard, tough, slick and smooth. Additive coatings like Teflon, and a variety of bake-on coatings, can and will offer functional advantages, but their longevity is sometimes ...

  • Toolcraft AR-10 / 308 / 6.5 Creedmoor Bolt Carrier Group ...

    The bolt is shot peened (stress relieved) and finished with the same Nickel Boron finish as the carrier. The bolt also comes completely assembled with mil-spec gas rings, and a high tensile 4140 steel extractor. The bolt is also Magnetic Partical Inspected (MPI) for quality assurance. The Nickel Boron Carrier is machined from 9310 steel.

  • A*B Pro 5.56 Bolt Carrier Group - Complete Nickel Boron ...

    A*B Arms A*B Pro 5.56 Bolt Carrier Group is built to Mil-Spec dimensions. The Nickel Boron coated Bolt and Cam Pin needs virtually no lube during use. The Nickel Boron coated Carrier is coated for extra lubricity and the phosphate coated extractor has a surface finish

  • AR Charging Handles: Mil Spec Ambidextrous Charging Handles

    We have charging handles for sale from the top brands in the industry, as well as the best ambidextrous charging handles, aka ambi charging handles, made with improved designs and the most reliable materials, including Nickel Boron coating. Adding an upgraded charging handle is an easy installation and requires no gunsmithing.

  • A*B Arms Pro 5.56 NATO Bolt Carrier Group - Nickel Boron ...

    The A*B Pro 5.56 Bolt Carrier Group is a MIL-SPEC drop-in ready component for the AR-15/M4 platform. The nickel boron finish offers dry lubrication for treated parts. The carrier, bolt, and cam pin require virtually no lube during use. The phosphate coated extractor has a surface finish providing superior extraction during firing.

  • Toolcraft BCG Sales - Free Shipping - SpiceTac

    Free Shipping on all Toolcraft Bolt Carrier Groups! Your 7.62x39 AR build deserves the best bolt carrier group money can buy. This 7.62x39 Nickel Boron BCG by Toolcraft is the highest quality BCG on the market today. Finished in Nickel Boron for a...

  • Specialized Metal Finishes - Purecoat

    Welcome to Purecoat International. Since 1997 Purecoat International, LLC (PCI) has been applying specialized metal finishes to components utilized worldwide by the aerospace, automotive, electronics, microwave transportation industries.. We offer NiBRON ® - a proprietary electroless nickel-boron finish designed to resist fretting and galling wear. We also offer gold, silver and copper ...

  • Bolt Carriers In Stock Gun Parts gun.deals

    Aero Precision 308 Nickel Boron Bolt Carrier Group .308 Win / 6.5 Creedmoor Compatible The Aero Precision 308 Nickel Boron Bolt Carrier Group is an eye catching addition to your AR build. Exacting dimensions and superior coating ensure the highest quality and correct component interface. Nickel Boron coating by Fail Zero.

  • Processes and Approvals - Purecoat

    Nickel : QQ-N-290, AMS 2403, AMS 2424: Electroless Nickel: MIL-C-26074, AMS 2404 RoHs Compliant: Electroless Nickel on Titanium : PWA 36: Nickel-Thallium-Boron - NiBRON ® PWA 259, AMS 2433: Titanium Cleaning: PWA 116: Anti- Galling Compound: PWA-36545, MIL-L-46010D: Solid Film Lubricant: MIL-PRF-46010: Rhodium: MIL-R-46085B: Chem Film ...

  • Aero Precision AR-15 Bolt Carrier Group - Nickel Boron ...

    The Aero Precision Nickel Boron Bolt Carrier Group is a substantial upgrade from a standard BGC. Its NiB coating reduces friction on sliding surfaces and prevents carbon

  • APOC Armory Premium Nickel Boron M16 Bolt Carrier Group ...

    Finish: Nickel Boron Coating Bolt: 9310 Alloy Steel (High Hardness) Carrier: 8620 Aircraft Grade Steel Extractor: Shot Peened and Case Hardened D2 Tool Steel Firing Pin: Mil-spec 8740 steel with hard chrome finish Gas Key: Mil-Spec w/ properly staked Grade-8 screws and sealed with Permatex No. 3 Cam Pin: 8620 Steel w/ Black Nitride Finish

  • Battle Steel Complete Bolt Carrier Group Electroless ...

    Nickel Boron (NiB) is a durable bolt carrier group coating that provides reduced friction with excellent corrosion resistance. NiB impregnates the surface and becomes part of the metal. This process produces a surface harder than the metal itself. This characteristic provides

  • M16 Nickel Boron NiB BCG Full Auto Bolt Carrier Group ...

    This precision machined and superior quality Full Auto bolt carrier group utilizes an 8620 steel for the carrier and a 9310 bolt that are both then Nickel Boron coated before being assembled. Extractor has a Crane O-ring installed for reliable brass extraction. No Garbage MIM parts are used, this is fully machined. Made in the USA

  • Low Mass Competition AR15 Bolt Carrier Group

    Nib Nickel Boron Finish; Grade 8 Fasteners - Properly Staked to Mil-Spec (3.3.4.1 MIL-R-63997B(AR)) Cam Pin: Cam Pin Material: 4340 Aircraft Grade Steel; Nib Nickel Boron Finish; Firing Pin: Firing Pin Material: AISI 8740 Steel; Firing Pin Finish: Hard Chrome to 1.2.2.2 Mil-Std 171; Firing Pin Retaining Pin Material: Hardened Spring Steel

  • Metal Coatings Machine Design

    The Nibron polyalloy contains nickel, thallium, and boron. Originally developed for aircraft gas turbine engines, Nibron offers excellent wear resistance. Comparative tests show that relative wear ...

  • Dead Bolt .308 / 7.62 AR10 Bolt Carrier Group - Nickel Boron

    Our premium AR10 bolt carrier group features a slick nickel boron finish which increases durability, strength and service life while reducing clean up time and the amount of dust and grime grabbing oil needed to keep your rifle or pistol running at peak performance time after time for years to come.

  • 223 Bolt Carrier Group Nickel Boron – Armor ADK Arms

    223 / 5.56 Bolt Carrier Group, Nickel Boron. ADK Arms tried and true 223/5.56 bolt carrier group is engineered and designed to the highest tolerances and military specifications and beyond. Nickel Boron finish ensures long term durability and lubrication. This item comes with an extra phosphate extractor.

  • APF Armory Bolt Carrier Group AR-15 223 Remington 5 ...

    The APF Nickel Boron BCG is heat treated, shot peened, and machined to mil spec standards. If you are looking for a high quality BCG that will provide years of abuse, this nickel boron BCG is the perfect upgrade to your firearm. Features. Shot peened, nickel boron plated, 9310 steel Bolt; Nickel boron plated, full auto, SE 8620 steel Carrier

  • EN-Boron Coatings Take Shine Off Hard Chrome Products ...

    Oct 01, 2012  Harrick says that KC Jones has used boron’s outstanding lubricity in several military assemblies the company is coating, including in parts for drones and military aircraft where constant lubricity is a value-added fact of the nickel-boron mix.

  • Dead Bolt .308 / 7.62 AR10 Bolt Carrier Group - Nickel Boron

    Our premium AR10 bolt carrier group features a slick nickel boron finish which increases durability, strength and service life while reducing clean up time and the amount of dust and grime grabbing oil needed to keep your rifle or pistol running at peak performance time after time for years to come.

  • 223 Bolt Carrier Group Nickel Boron – Armor ADK Arms

    223 / 5.56 Bolt Carrier Group, Nickel Boron. ADK Arms tried and true 223/5.56 bolt carrier group is engineered and designed to the highest tolerances and military specifications and beyond. Nickel Boron finish ensures long term durability and lubrication. This item comes with an extra phosphate extractor.

  • APF Armory Bolt Carrier Group AR-15 223 Remington 5 ...

    The APF Nickel Boron BCG is heat treated, shot peened, and machined to mil spec standards. If you are looking for a high quality BCG that will provide years of abuse, this nickel boron BCG is the perfect upgrade to your firearm. Features. Shot peened, nickel boron plated, 9310 steel Bolt; Nickel boron plated, full auto, SE 8620 steel Carrier

  • EN-Boron Coatings Take Shine Off Hard Chrome Products ...

    Oct 01, 2012  Harrick says that KC Jones has used boron’s outstanding lubricity in several military assemblies the company is coating, including in parts for drones and military aircraft where constant lubricity is a value-added fact of the nickel-boron mix.

  • Electroless and electrodeposition of nickel boron composites

    The nickel deposits formed by chemical reduction with sodium borohydride are alloys ofnickel and boron. Nickel and nickel boride were the main phases. The composition of the deposit was a function of pH and bath composition. Under the conditions stated in

  • What is Electroless Nickel with Boron Nitride Plating ...

    Boron Nitride Electroless Nickel (BNEN) plating is one of the most technologically advanced composite plating processes in the industry. Compared to the multitude of choices for metal finishing services available, what are the advantages of /"> Read more

  • PSA AK-E M4 MOE Rifle, Black Palmetto State Armory

    The nickel boron bolt carrier is engraved with "AKE" to designate the AK-47 Enhanced Model. The rifle is finished with an AK-E tank brake, Enhanced Extended Safety Lever, Magpul polymer handguard, Magpul AR-15 stock, AK/AR Buffer tube adaptor, PSA 6-position buffer tube, and Magpul AK-47 polymer grip; Rifle ships with 30 round Magpul magazine ...

  • AR-15 Nickel Boron Bolt Carrier Group - 5.56/.223/300 ...

    The Nickel Boron coating has a Rockwell hardness between 52-56. This bolt carrier group is constructed from 9310 Vac-Arc steel Bolt over the Mil-Spec Carpenter 158 Bolt because it’s stronger and after many test firings and torture tests it to not only last longer but to be more durable.

  • Nickel Boron Bolt Carrier Group 7.62x39 KM Tactical P80 AR 15

    Nickel Boron Bolt Carrier Group 7.62x39 Nickel Boron Bolt Carrier Group 7.62x39 Features: 7.62x39 Nickel boron finish M16 cut Aircraft quality 8620 steel carrier 4130 steel gas key Properly staked grade 8 gas key screws Carpenter 158 steel bolt

  • AB Arms Nickel Boron Bolt for AR-15 Carrier (BCG) Wing ...

    Finish Nickel Boron; Extractor: Material: Aircraft Quality E4140 Steel; Finish Manganese Phosphate; Compatibility: AR-15; Details: When it comes to critical parts like the AR-15 bolt, always stick with a company you can trust such as American Build Arms (AB Arms). Their nickel boron coated AR-15 bolt is the perfect centerpiece for your bolt ...

  • AR-10 .308 / 7.62 BOLT CARRIER GROUP - UCT EXO NICKLE ...

    A patented, nodular nickel-boron (NiB) surface treatment, EXO nucleates on the surface atoms of metals, becoming part of the metal rather than merely applied to the outside. In addition, the treated surface becomes harder than the substrate itself, eliminating the cost, weight and degradation problems of conventional hardened metals.

  • Home - Toolcraft, Inc.

    There is the basic 8620 steel, a better grade of Gun Quality 8620 steel, an even better grade of Aircraft Quality 8620 steel, but then there is the best Aircraft Quality 8620 steel that is proprietary to Toolcraft only and no one else. These high standards of materials set us apart from the rest.

  • GRO 6.5 Grendel Bolt Carrier Group - Nickel Boron - Toolcraft

    Nickel Boron is the top of the line coating, with its superbly smooth finish. It is engineered to minimize on friction by cutting down the surface to surface contact between sliding parts. This finish not only reduces the friction, but it also dissipates heat, allowing for the least wear and tear.

  • Bolt Carrier Group - Nickel Boron (Various Calibers ...

    Nickel Boron is a proprietary low friction coating that strengthens the metal surface, and improves reliability and resistance to wear. Bolt machined from certified 9310 AQ (aircraft quality) steel and coated in Nickel Boron; Carrier machined from 8620 steel coated in Nickel Boron; Cam pin coated in Nickel Boron; Firing pin is 17-4 H900 SS

  • Springfield Armory Saint Ar15 Rifle Gear Up Pkg $649.99 ...

    Jul 10, 2019  Palmetto State Armory has a package sale on one Springfield Armory Saint AR-15 Rifle, (5) 30 Round Magpul PMAG Gen M3 Magazines and a

  • American Built Arms Nickel Boron 5.56mm Bolt Assembly: MGW

    American Built Arms Nickel Boron 5.56mm Bolt Assembly. Made in the USA to Mil-Spec dimensions, this C-158 steel bolt features a Nickel Boron coating. The E4140 steel extractor and has a Manganese Phosphate coating. This bolt assembly is ready to drop in your bolt carrier group of your AR-15 style rifle. This high quality component is great for your .223 Remington/5.56x45mm build, or for ...

  • Toolcraft Nickel Boron Bolt Carrier Group (AR15/M16)-MPI ...

    These BCG's are fully assembled and ready to drop in any AR15 or M16 rifle or pistol. These are the heavier M16 carrier with a Nickel Boron coating and will work with any AR15 platform rifle designed to use a standard BCG. Calibers this BCG will work with include 5.56, 223, 204, and 300BLK. Bolt Carriers are made from 8620 Aircraft Quality Steel

  • Nickel Boron 6.8 SPC / .224 Valkyrie Bolt Carrier Group

    Finish: Nickel Boron Coating Bolt: 9310 Alloy Steel (High Hardness) Carrier: 8620 Aircraft Grade Steel Extractor: Shot Peened and Case Hardened D2 Tool Steel Firing Pin: Mil-spec 8740 steel with hard chrome finish Gas Key: Mil-Spec w/ properly staked Grade-8 screws and sealed with Permatex No. 3 Cam Pin: 8620 Steel w/ Black Nitride Finish

  • WMD Guns NiB-X Nickel Boron AR-15 Billet Upper Receiver ...

    This is a Quality Nickel Boron AR-15 Upper machined from aircraft grade aluminum with the features you need. This AR-15 A3/A4 Upper is crafted with a forward assist, Picatinny top rail and extended M4 style feed ramps to assure a reliable feed system when you complete it.

  • Light Weight AIM .223/5.56 Nickel Boron Bolt Carrier

    Made from forged 7075 T6 aircraft grade aluminum; Precision machined to mil spec standards; Type III Hard Anodized finish for durability; NEW Light Weight AIM AR 5.56/.223/.300 BLACKOUT complete Nickel Boron Bolt Carrier Groups. Only 8.5 ounces! Almost 28% in

  • PSA Premium 5.56 Nickel Boron BCG w/ Carpenter 158 Bolt ...

    Nickel Boron's natural surface lubricity is not a substitute for normal rifle lubrication. Please follow all manufacturers’ recommendations for lubrication. It is possible to discolor the finish with dirty ammo or prolonged use without cleaning. PSA AR15/M16 7075 T6 Forged Mil-Spec Charging Handle – 24080.

  • Electroless Nickels and Their Applications in the Aircraft ...

    are nickel-phosphorus, nickel-bo- ron, nickel-boron-thallium and par- ticle-enhanced coatings. very hard as deposited and provide excellent resistance wear from fretting. These have a composition of about 5% boron and UP to 1 % thallium. Nickel- boron alloys have a significantly higher melting point than nickel-phos- PhOruS.

  • Coated Bolt Carrier Group Cryptic Coatings

    Coated bolt carrier group (full auto version) for AR15, M16, or M4 machined from Mil-Spec 8620 aircraft quality steel with shrouded firing pin and Mil-Spec chrome lined interior. BCG includes the proper chrome lined and heat treated gas key. Gas key is secured to carrier

  • Givati ar 15 nickel boron bolt carrier group - NIB

    Givati Bolt Carrier Group is a great choice for any build. This drop-in AR-15 BCG features a nickel boron coating finish, MIL-SPEC dimensions, and a magnetic particle inspected carpenter 158 steel bolt. Crafted from domestically sourced 8620 steel, the M16 cut carrier includes a

  • Coatings - Toolcraft, Inc.

    Nickel Boron is the top of the line coating, with its superbly smooth finish. It is engineered to minimize on friction by cutting down the surface to surface contact between sliding parts. This finish not only reduces the friction, but it also dissipates heat, allowing for the least wear and tear.

  • [Parts] Toolcraft Nickel Boron Bolt Carrier Group - $89.95 ...

    /r/GunDeals is a community dedicated to the collection, and sharing, of firearm related sales.

  • AIRCRAFT CONNECTOR BONDING RESISTANCE TESTS AND

    aircraft through landing gear wells, access panels, etc. A variety of bulkhead connectors were accessed, as well as some connected to avionics. Most of the ... Nickel-boron plating may be considered when there is a long-term, low electrical bond resistance requirement. Environmental concerns must be taken

  • XTS AR-15 5.56 NATO Bolt Carrier Group Matte Nickel Boron ...

    The carrier is machined from 8620 aircraft quality steel and features a full auto profile. The bolt and carrier have been coated in nickel boron for greater reliability and ease of cleaning. The gas key is made from 4130 chromoly steel and has properly staked hex screws to prevent it from coming loose over time.