Replacement firing pin for the HK417 and MR762 rifles using the small diameter firing pin. The tip of the firing pin is .060" in diameter and works with the Brownells HK417 complete bolt assembly or any HK417/MR762 using the smaller diameter firing pin. The firing pin is fully machined, heat treated, and phosphate coated. Works with the Brownells replacement bolt or the HK bolt utlizine the .060" diameter firing pin tip.