Firing Pin Spring for the Smith & Wesson M&P 15-22

firing pin spring for the M&P 15-22. A direct factory replacement for a worn, damaged or lost original spring, ideal for routine maintenance or keeping as a spare in your range or repair kit.

Suitable for standard Smith & Wesson M&P 15-22 firing pin assemblies.

Great as a spare or to update at the same time as replacing your firing pin