LANTAC M16 Enhanced Full Auto Style Bolt Carrier Group 6mm Black 01-UP-6ARC-NIT-EBCG. M16 Full Auto Style for increased mass and lock time. BCG is precision machined from 8620 steel with a shot peened bolt manufactured from Carpenter 158 or 9310 and...
LANTAC M16 Enhanced Full Auto Style Bolt Carrier Group 6mm Black 01-UP-6ARC-NIT-EBCG. M16 Full Auto Style for increased mass and lock time. BCG is precision machined from 8620 steel with a shot peened bolt manufactured from Carpenter 158 or 9310 and...