The New Carlson's Tactical Muzzle Brake choke tube features a porting designed to reduce recoil significantly. This new choke tube is manufactured from 17-4 Heat Treated Stainless Steel in Extra Full constriction. The Extra Full choke tube can be used with all Hevi-Shot and lead loads (but is not to be used with slugs and cannot be used with any Steel shot larger than #2 or with any Steel shot faster than 1550FPS). The Extra Full constriction is also an excellent choice for hunters using larger shot sizes for coyotes, wild hogs and deer. The NEW Tactical Choke Tube has a head that extends approximately 2.75" beyond the end of the barrel and features a matte b Mfg: Carlsons