Includes: AK-47 Recoil Buffer Materials: High Grade Polymer Compatibility: AK-47, Saiga, Galil, Valmet 7.62x39 Rifles Weight: 1 oz Height: 1.2 in Color: Black Warranty: 1 Year The 7.62x39 buffer pad reduces recoil impulse and significantly prolongs the service life of your rifle. Made of industrial polymer, it reduces recoil, bolt slap, and overall wear and tear by preventing the bolt from making contact with the receiver. Easy to install.