Crafted for precision and durability this Stainless Steel Black Nitride AR-15 Bolt Carrier Group (BCG) from Q LLC stands out with its innovative two-piece design. Engineered using modern equipment and materials the BCG features a FrontEnd made of Maraging Stainless Steel with a sleek black Nitride coating optimized with a SCARCut to minimize bolt bounce. This component exceeds MilSpec standards ensuring reliability and performance. The RearEnd is constructed from heat-treated stainless steel cleverly eliminating the need for traditional firing pin retaining pins thus enhancing ease of use and maintenance. With a MilSpec Gas Key Bolt Cam Pin and Firing Pin this BCG offers superior control and efficiency for firearm enthusiasts seeking enhanced functionality.