Brownells M16 Bolt Carrier Group 7.62x39mm, Black

The Brownells M16 7.62x39mm bolt carrier group is an essential component for AR-15 enthusiasts looking to build a distinctive rifle chambered in the 7.62x39mm cartridge. This bolt carrier group is meticulously engineered to ensure optimal performance and reliability. The bolt head is crafted from solid 9310 steel, which undergoes a rigorous heat treatment and shot peening process to enhance its strength and durability. Complementing the robust bolt head, the carrier is constructed from 8620 hardened steel, ensuring long-lasting resilience under demanding conditions. This comprehensive package includes a firing pin, cam pin and firing pin retaining pin, along with the bolt carrier, bolt and gas key, providing everything you need to complete your build with confidence. Whether you're a seasoned builder or a first time assembler, the Brownells M16 7.62x39mm bolt carrier group delivers the quality and precision necessary for a seamless shooting experience.Gas keys that are torqued and stakedExtractor equipped with a rubber insert and springInspected comprehensively using magnetic particle inspectionEnhanced corrosion resistance achieved through a black nitride finish