Anschutz Achiever 22 Firing Pin Kit. Comes with Skriker, Firing Pin, Detent and Push Pin Using our in house CNC Swiss turning centers the Firing pins are machined from domestic 17-4 Stainless Steel then heat treated to a H900 Condition. We machine the firing pins from Stainless Steel to help eliminate internal corrosion issues and improve reliability MADE IN THE USA!!!!