Robinson Armament XCR-L 5.56 x 45 NATO Stainless Firing Pin (2231)

Firing Pin for the Robinson Armament XCR-L. Our XCR-L Firing Pins are precision machined using our CNC Swiss turning centers. The firing pins are made from domestic 17-4 Stainless Steel then heat treated to an H900 condition. We machine the XCR firing pins from SS to help eliminate internal corrosion issues and improve reliability. The heat treated condition helps maximize the life of the firing pin by increases in Strength and Toughness. The Robinson Armament Co. XCR is a multi-caliber, gas piston weapon rifle. The base platform for this rifle is 5.56 x 45 NATO round. The XCRforum.com gives great information about the rifle and shares many ideas for usage and accessories.