This is a Bravo Company Compensator known as the Compensator chambered in 762NATO, model BCM-GFC-MOD-1-762.
Dual action brake minimizes side pressure and designed to have much less noise associated with typical compensators. Makes it perfect for working in teams for CQB. It is a compensator that is built for the 21st Century Gunfighter!
Features:
Stainless Steel construction
Includes a Crush Washer, Threaded 5/8 x 24 for 7.62mm AR10 and many 300 AAC Blackout barrels