Our S-7V (Varmint Barrel) 7mm Magnum Compensator is designed to give a sleek and smooth look to any bolt action varmint barrel or bull barrel contour rifle, minimize the recoil and increase your accuracy. All our S-7V Comps are threaded in 5/8"-24TPI and are available in Black Oxide (BO), Stainless Steel (SS) and Satin Stainless (SAT).