Advanced Armament Corp Ranger 5 Mini, Suppressor, 6MM, 718 Inconel, Cerakote Finish, Black, Direct Thread 1/2x28, 1.5 Diameter 65042 The Advanced Armament Ranger 5 Mini is an ultra-compact silencer for CQC rifles and carbines chambered in .223/5.56. It's fully-welded Inconel 718 and 17-4 Stainless Steel baffles provides durability on short barrels and under intensive schedules of fire. Now with overbore baffles for 6mm and HUB threads, the suppressor can be installed and removed in seconds to your favorite mounting system. Although it's made for a very compact footprint, it significantly reduces the sound and flash signatures. On 10.3" or longer barrels, it's below the 140 decibel threshold for OSHA safety standards.