Toolcraft .223/5.56/300 BLK M16 Profile Bolt Carrier Group Ion Bond DLC - Grey

Toolcraft .223/5.56/300 BLK M16 Profile Bolt Carrier Group Ion Bond DLC - GreyThe Palmetto State Armory DLC-coated Bolt Carrier Group was designed with the serious AR enthusiast in mind. The bolt is made of Mil-spec Carpenter 158 steel, shot-peened, and high-pressure tested. The gas key is machined out of bar stock, DLC-coated, then secured with grade 8 fasteners and staked per mil-spec. The bolt carrier is coated with DLC (Diamond-Like Coated). It is made in America and comes with an unconditional lifetime warranty.Features Mil-spec Carpenter No. 158 steel bolt Shot Peened Bolt High-pressure tested Gas Key Hardened to USGI Specifications Gas Key Grade 8 Hardened Fasteners Gas Key Staked Per Mil-Spec Tool Steel Extractor Extractor Spring Extractor O-ring Insert