Enhance your AR-15 or AR-10 rifle’s performance with a Nickel Boron Bolt Carrier Group (BCG). This critical component features a nickel boron coating, offering superior corrosion resistance and reduced friction, ensuring smoother cycling and reliability. Whether you’re a competitive shooter or a tactical operator, this BCG is a valuable addition to your firearm, reducing maintenance needs and extending its lifespan. Upgrade your upper receiver with this high-performance BCG, designed to optimize your shooting experience in the AR-15 and AR-10 platforms. Improve your rifle’s reliability and longevity with this top-quality Nickel Boron BCG.