FosTech Complete LOW MASS Bolt Carrier Group - Nickel Boron | Echo Trigger Compatible

FosTecH Complete LOW MASS Bolt Carrier Group - Nickel Boron | Echo Trigger Compatible Description The FosTecH Complete LOW MASS Bolt Carrier Group (Nickel Boron) is a standard full-auto M16 cut bolt carrier group designed to function with the Echo AR-II and the Echo Sport. This product is engineered to provide exceptional performance and reliability with a focus on low mass and durability. Features The LOW MASS Bolt Carrier Group is crafted with precision and attention to detail. Here are some key features that set it apart: Low Mass Design: The heavy profile M16 style bolt carrier is designed to reduce the overall weight of the firearm, enhancing handling and maneuverability. Nickel Boron Finish: The nickel boron finish reduces friction and resists wear, ensuring a long lifespan with minimal maintenance. 9310 Alloy Steel Bolt: The bolt is shot peened and magnetic particle inspected for superior strength and reliability. Hardened Tool Steel Extractor: The extractor is shot peened