Maxim Defense Industries Universal Bolt Carrier Group BCG w/Weight Plug 9mm Manganese Phosphate Black

Maxim Defense Industries Universal Bolt Carrier Group BCG w/Weight Plug 9mm Manganese Phosphate Black. These Bolt Carrier Groups developed by Maxim Defense Industries completely eliminates carrier tilt for improved shot performance. This Maxim Defense Industries Universal 9mm BCG is compatible with the LAW Tactical Folding Stock Adapter and also pairs well with the JP Silent Captured Spring System. Whether you choose the nickel boron or black manganese phosphate finish your BCG will be protected