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SKU: GAG_AS-NIBXBCG0001-BLK
WMD Guns Bolt Carrier Group Without Hammer Black NiB-X Finish WMD NiB-X Coating Bolt Carrier Group Black Finish M4/M16/AR-15 Full Auto NiB-X Coated Bolt Carrier Group Nickel Boron Coating. Harder than Tennifer Melonite Nickel Teflon and Hard Chrome (NiB-X is Rc72). Environmental corrosion protection. Very lubricious (CoF .07). Easier to clean - wipes clean in most cases. Less maintenance - longer usage between cleaning cycles and enhanced performance. Lifetime warranty from chipping flaking or wear. UPC Code: 855899003829 Manufacturer: WMD Guns Manufacturer Part #: NIBXBCG0001-BLK Type: Bolt Carrier Group Finish/Color: Nib-X Description: Carrier Group without Hammer