Toolcraft M16 Profile Bolt Carrier Group 223/5.56/300 BLK Coyote Brown DLC

The Toolcraft DLC coated Bolt Carrier Group was designed with the serious AR enthusiast in mind. The bolt is made of 9310 steel, shot-peened and high pressure tested. Gas key is machined out of bar stock, DLC coated, then secured with grade 8 fasteners and staked per mil-spec. Bolt carrier is coated with DLC (Diamond-Like Coated). Made in America with an unconditional lifetime warranty. Features: 9310 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 DETAILS Caliber: 5.56 NATO / .223 Remington Bolt: Carpenter No. 158 Steel Coating: DLC Color: Coyote Brown HPT: Yes