The Wilson Combat M16 Bolt Carrier Assembly is precision-engineered for the AR-15 platform designed to enhance the performance of your firearm chambered in 5.56 NATO. Featuring a sleek black nitride finish this assembly offers superior durability and resistance to wear and corrosion. Its polished surface ensures smooth operation while the robust construction guarantees reliability in various shooting conditions. Perfect for enthusiasts seeking a high-quality upgrade this bolt carrier assembly promises optimal functionality and longevity for your AR-15.