The Sons of Liberty Gun Works Nickel Teflon BCG 5.56 is engineered for superior performance and longevity. This bolt carrier group features a Nickel-Teflon finish, enhancing lubricity and corrosion resistance, making it ideal for both standard and suppressed use. The low-friction coating ensures easy cleanup by shedding carbon effectively, allowing for a reliable shooting experience. Designed for compatibility with 5.56 NATO, .300 Blackout, 6MM MAX, and .350 Legend, this BCG also includes the upgraded Optimized Carrier Key Screws (OCKS) for improved performance. With its robust construction and advanced coating, it stands out as an exceptional choice for any AR-15 enthusiast.