Pull to AR-15/M16 carbines equipped with six position collapsible stocks as fitted to the M4 Carbine. The pad features U.S. and ordnance flaming bomb markings. The pad is manufactured from injection molded chemical resistant black rubber. No permanent modification required. Made in USA. Features: Recoil pad adds 1/2 inches length of pull to AR-15/M16 carbines Features US and ordnance flaming bomb markings Made of injection molded chemical resistant black rubber Made in USA