Ultimate Arms Gear British Lee-Enfield Mk .I Mk. III & No.4 .303 Rifle Stock 1" Rubber Extended Length To Reduce Recoil Butt Pad Buttpad Extends 1" for Greater Reach and Significantly Reduced Recoil. Easy to Install, No Drilling Required. Simply Uses your Existing Butt Plate Screws. Made From High Quality Durable Rubber Which Will Not Crack. Reduces Recoil Up To 20- 45%. Size: 1", Weight: 7 oz. Buttpad Fits Lee-Enfield Mk .I Mk. III & No.4 / DOES NOT FIT: No.5 Jungle Carbine.