Shop › DEAD AIR 7.62 MUZZLE BRAKE MOUNT DEAD AIR 7.62 MUZZLE BRAKE MOUNT $89.00 Dead Air Armament Muzzle Brake Mount, 7.62MM, 5/8X24, Fits Sandman DA102 Quantity: Add To Cart Added! Dead Air Armament Muzzle Brake Mount, 7.62MM, 5/8X24, Fits Sandman DA102