Fostech Complete Bolt Carrier Group

This standard full-auto M16 cut bolt carrier group is specifically designed for seamless compatibility with the Echo AR-II and Echo Sport platforms. Engineered to deliver reliable performance, it ensures smooth operation during full-auto firing, making it an essential component for any serious shooter. Whether you're enhancing your existing setup or embarking on a new build, this bolt carrier group provides the durability and functionality needed for optimal performance in the field.