Brownells M16 Bolt Carrier Group .308 Win/.243 Caliber/7mm-08 Remington, Black

The Brownells complete .308 Cal bolt carrier group is designed for optimal performance in DPMS LR-308 pattern rifles, compatible with cartridges such as .308 Winchester, .243 Cal, 7mm-08, .338 Federal, .260 Remington and 6.5mm Creedmoor. It is crafted to the same high standards as Brownells' M16 style BCGs, ensuring reliability and durability. The bolt is made from high-strength 9310 steel, precision machined, heat treated and shot-peened for exceptional hardness and resilience. The carrier is made from hardened 8620 steel, providing a strong base for consistent operation. Both components undergo magnetic particle inspection (MPI) to detect microscopic flaws, ensuring long-lasting performance and preventing premature failure. The Brownells complete .308 Cal bolt carrier group offers superior craftsmanship and reliability for your firearm.The carrier is equipped with forward assist notchesThe extractor is equipped with a rubber insert and a springThe gas key screws are correctly torqued and stakedIntended exclusively for use with DPMS LR-308 pattern upper receivers