Volquartsen Firearms SureStrike Firing Pin Smith & Wesson M&P15-22 .22 LR S7 Tool Steel Silver. Our SureStrike Firing Pin will turn it back into the plinking machine you deserve. Our firing pin is CNC machined from S7 Tool Steel to withstand an unlimited amount of firing. It features a design with more material than factory to ensure hardhitting performance. We also adjusted the point of contact to cover more of the rim to help achieve positive ignition on every shot. Specifications for Volquartsen Firearms SureStrike Smith & Wesson M&P15-22 Firing Pin: Manufacturer: Volquartsen Firearms Color: Silver Fabric/Material: S7 Tool Steel Caliber: .22 Long Rifle Gun Make: Smith & Wesson Gun Model: Smith & Wesson M&P 15-22 Condition: New Country of Origin: USA Package Contents: Volquartsen Firearms SureStrike Smith & Wesson M&P15-22 Firing Pin What firearm models does the manufacturer say Volquartsen Firearms SureStrike Smith & Wesson M&P15-22 Firing Pin is compatible with? The manufacturer suggests that Volquartsen Firearms SureStrike Smith & Wesson M&P15-22 Firing Pin is compatible with Smith & Wesson M&P 15-22Volquartsen Firearms VC15FP: SureStrike Firing Pin Smith & Wesson M&P15-22 .22 LR S7 Tool Steel Silver