Phase5 Bolt Carrier Group M16 Blk
Phase5 Bolt Carrier Group M16 Blk, Phase 5's mil-spec m-16/m-4 bolt carrier features a heat treated and chrome lined inner with a black phosphate coating.The complete bolt carrier group includes: cam pin, firing pin, gas key, and bolt.Finish: Black PhosphateType: Bolt Carrier GroupModel: Bolt Carrier GroupDimensions: 7.5" LMaterial: Heat-Treated Stainless Steel