FX Impact Slug Power KitFX
More Power For the Impact!!
FX Impact Slug Power Kit Features:
- .22 caliber adjustable pin probe with .25 caliber sleeve
- Lighter valve return spring - allows valve to stay open longer
- Two hammer weight spacers - allows more hammer spring compression and added hammer weight
- .22 caliber velocity increases between 35-55 FPS
- .25 caliber velocity increases between 50-80 FPS