POWER UPGRADE KITS

FX Crown Slug Power Kit FX20668 with Tungsten Hammer

FX

FX Dreamline Pellet Power Tune Kit By Huma-Air

Huma-Air

FX Dreamline Slug Power Tune Kit

Huma-Air

FX Impact Pellet Power Tune Kit

Huma-Air

FX Impact Slug Power Tune Kit By Huma-Air

Huma-Air

FX Impact Slug Upgrade Kit with Tungsten Hammer

FX

FX Maverick Pellet Power Tune Kit By Huma-Air

Huma-Air

FX Maverick Slug Power Tune Kit By Huma-Air

Huma-Air

FX Panthera, Dynamic, King Slug Power Tune Kit

Huma-Air

FX Wildcat MKIII Pellet Power Tune Kit By Huma-Air

Huma-Air

FX Wildcat MKIII Slug Power Tune Kit By Huma-Air

Huma-Air

Slug Power Kit For FX Panthera, FX Dynamic, FX King and FX DRS

FX

Slug Power V2 Cal .35 Tuning Kit For FX Impact by Huma-Air

Huma-Air