Elevate your AR15 performance with the CMC Triggers Enhanced Bolt Carrier Group designed for the 223 Remington/5.56 NATO. Crafted from durable 8620 steel and finished with sleek black nitride this component offers exceptional fatigue strength and wear resistance. Its low friction coefficient ensures smooth operation while its advanced corrosion protection meets stringent ASTM B117 standards. Experience superior functionality and aesthetic appeal at a cost-effective price setting a new standard for reliability and efficiency in your firearm maintenance.