WMD Guns M16/AR-15 Bolt Carrier Group BCG .224 Valkyrie/6.8 SPC NiB-X Nickel

WMD Guns M16/AR-15 Bolt Carrier Group BCG .224 Valkyrie/6.8 SPC NiB-X Nickel. Specifically engineered for NiB-X nickel boron coating to provide long life high reliability and easy cleaning and maintenance. The BCG components are coated and polished to reduce fouling adherence. Coating is guaranteed for life against chipping spalling or flaking. Over 30K rounds in Government protocol endurance testing did not wear the coating off. Especially beneficial in short barrel setups and suppressed platforms. Specifications for WMD Guns Bolt Carrier Group (BCG): Manufacturer: WMD Guns Color: Nickel Finish: NiB-X Fabric/Material: 9310 Steel 8620 Alloy Steel Carrier Material: 8620 Steel Bolt Material: 9310 Steel Gun Make: AR Platform Gun Model: M16 AR-15 Condition: New Features of WMD Guns Bolt Carrier Group BCG: Bolt Carpenter 158 heat-treated shot-peened and magnetic particle inspected. Engineered from government drawings for NiB-X. Milspec gas rings. NiB-X coated (40percent more wear-resistant than chrome). Extractor Manufactured heat-treated and hardened per government drawings. NiB-X coated. Firing Pin Manufactured heat-treated hardened chromed and certified per Government drawings. Carrier M4/16 style full auto (heavier) functions in AR15 and M4/16 platforms 8620 material heat treated and case hardened. Manufacturing tolerances and surface finishes tightly controlled. NiB-X coated for durability and ease of cleaning. Gas Key Hardened to USGI specifications and attached using grade 8 hardened fasteners. Permatex No. 3D Aviation Form a gasket Type III Sealing Compound per MIL-S-45180 used on assembly. NiB-X coated. Staked per military specifications. Cam Pin Manufactured heat treated hardened and certified per government drawings. NiB-X Coated. Package Contents: WMD Guns Bolt Carrier Group What firearm models does the manufacturer say WMD Guns Bolt Carrier Group (BCG) is compatible with? The manufacturer suggests that WMD Guns Bolt Carrier Group (BCG) is compatible with AR-15 M16WMD Guns 1-NIBXBCG224: M16/AR-15 Bolt Carrier Group .224 Valkyrie/6.8 SPC NiB-X Nickel