Toolcraft .223/5.56/300 BLK M16 Profile Bolt Carrier Group Ion Bond DLC - Grey - 5165457997

The 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. 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:

• Milspec 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