Our S-7T & S-7TR "Trophy Hunter" Compensators are designed to compliment the looks and function of any bolt action sporting contour rifle. They will minimize the recoil and increase your accuracy. All our S-7T Comps are threaded in 9/16"-24TPI and are available in Black Oxide (BO), Stainless Steel (SS) and Satin Stainless (SAT). Whereas, our New S-7TR is threaded 9/16"-18TPI and designed to replace the Remington 700 Factory Muzzle Brake.