DBST BCG WITH O RING

The DBST BCG WITH O RING from Doublestar Corp. is a complete bolt carrier group designed for reliable performance in standard mil-spec AR-15 uppers. This assembly includes the bolt, carrier, firing pin, firing pin retaining pin, cam pin, and the carrier itself, providing a comprehensive upgrade or replacement option.

Constructed with durability in mind, the bolt is batch magnetic particle inspected to ensure a long service life. Both the bolt and carrier feature a matte black phosphate finish that offers enhanced resistance to heat, wear, and corrosion. The carrier is chrome lined to improve longevity and features a staked gas key for secure gas system alignment. The included O ring helps reduce carbon buildup, contributing to smoother operation and easier maintenance.

Engineered by Doublestar Corp., this bolt carrier group combines quality materials and precise manufacturing standards, making it a dependable component for AR-15 platforms requiring consistent function and durability.