BLACKHAWK! Knoxx Rifle CompStock - Winchester Model 70 L/A - Pillar Bed, Standard BBL Single recoil-compensation system which reduces felt recoil by up to 75% Recoil system is effective with all calibers and requires no adjustment Simple drop-in installation that makes upgrading quick and easy and it eliminates the need for ear-shattering muzzle brakes Rubber over-molded synthetic stock (built by Hogue) is available in Pillar Bed versions to fit most Remington, Winchester, Ruger, and Mauser bolt-action rifles Offers maximum recoil reduction for large caliber bolt-action rifles and is ideal for field or range use