The Armaspec AR-10 firing pin is machined from 17-4 stainless steel and H900 hardened for strength and wear resistance. It is a direct replacement for a worn or broken firing pin in an AR-10 bolt carrier group, and a good spare to keep with your cleaning gear.
- Part: Firing pin
- Fits: AR-10
- Material: 17-4 stainless steel
- Heat treatment: H900 hardened
- Color: Silver
- Manufacturer part #: ARM683-SS
