Wilson Combat AR-15/M16 Bolt Carrier Assembly 5.56 NATO Nickel

This robust solution ensures rugged dependability no matter the conditions. This bolt carrier assembly features a polished nickel boron coating and is precision machined from aerospace-grade 9310 tool steel making it incredibly tough. The hardened steel 8620 carrier also features forward assist cuts for added reliability. Additionally the gas key is properly staked to ensure it won't fail at the most inopportune moment. This bolt carrier assembly is used in Wilson's fully-built rifles and will p