VKTR Industries Complete Piston Bolt Carrier Group, Combat Match Bolt, ID OD Hard Chrome Carrier, V-2009-0719-003-RP

5 degrees thus correctly timing the locking and unlocking allowing an additional 2 degrees of dwell time reducing residual chamber pressures and ensuring no contact between the cam pin and receiver wall. Paired with the VKTR Combat Match Bolt for uncompromising performance and durability.