LimbSaver AirTech Slip-on Recoil Pads are the quickest way to reduce felt recoil. Simply slip pad over the stock of most rifles shotguns and muzzleloaders for a recoil reduction of up to 70 percent. These recoil pads are designed to slip over existing firearm stocks without any modifications and will work with or without factory recoil pads. *Small/Medium fits stocks measuring 4 5/8 x 1 9/16″ to 5 1/8″ x 1 3/4″.”