Iron City G2 Competition BCG C4V

This bolt carrier group is coated in C4v (TIN) which provides excellent wear resistance with hardness of 2600 victors. When you’re looking to step up to the next generation of competition bolt carrier groups for AR-15, Iron City Rifle Works has exactly what you’re looking for, and so much more than you’ll ever expect. The Iron City Rifle Works G2 Enhanced Competition Bolt Carrier Group is better than the competition with any coating, but prepare yourself, you’re going to have to make some tough choices. Weighs 6.8 OZ