David Nick Chromed Snap Caps 12G Shotgun Dry-Fire out-of-stock is a replacement mainspring for

is a replacement mainspring for spring-piston air rifles

5 by 13 inches

Built from durable polytech webbing

so the AccuBond retains around 60-70% of its weight as it drives through

David Nick Chromed Snap Caps 12G Shotgun Dry-Fire out-of-stock is a replacement mainspring forThese chromed 12G snap caps are dummy cartridges that let you release the springs and strikers of a 12 gauge shotgun without harming the action. Dry firing an empty shotgun lets the firing pins slam forward against nothing, which over time can crack or fatigue the pins and stress the mainsprings. Chambered before you pull the triggers, each snap cap presents a sprung, cushioned primer that absorbs the strike and brings the firing pin to a safe, gentle