The Thor Armory ST2 muzzle brake/compensator for .223 Rem AR-15 carbines is intended to counter barrel movement and muzzle rise and reduce recoil. Its design is an active-type muzzle brake. It reduces recoil and muzzle rise. A crush washer is included. Wrench features simplify installation. Its very low weight benefits firearm balance.
In stock:102
Dimensions: diameter 20 x 60 mm. 40Kh steel, carbonitriding, laser markings.
Packaging:Zip-lock bag.
Installation:A 19 mm wrench or adjustable wrench is required when fitting the muzzle brake with a crush washer.