Enhance your AR15's reliability with the RISE Armament Steel Bolt Carrier Group expertly crafted for superior performance in 223 Remington/5.56 NATO calibers. This precision-engineered BCG features a robust steel construction ensuring durability under intense conditions. The sleek black nitride finish provides excellent corrosion resistance and a smooth reliable cycling action. Each bolt carrier group undergoes meticulous individual inspection guaranteeing you receive a product that meets the highest standards of quality and functionality. Upgrade your firearm with a component designed to deliver consistent performance shot after shot.