FX Superior STX Barrel Liner .30 Cal 700mm Pellet & Slug brand_-Spy Point made from tough 600D waterproof

made from tough 600D waterproof polyester that shrugs off wet ground and rough treatment

At just 20 grains with a ballistic coefficient of 0

made entirely by hand in the UK

yet cover jobs a knife alone can't tackle

FX Superior STX Barrel Liner .30 Cal 700mm Pellet & Slug brand_-Spy Point made from tough 600D waterproofThe FX Superior STX Liner is the factory standard barrel insert for FX PCP air rifles, manufactured using FX's patented Smooth Twist X process rifling is pressed into the liner from the outside, producing exceptionally tight tolerances and consistent groove geometry. This . 30 calibre, 700mm liner is the standard (not Heavy) Superior variant, carrying a 1: 37" twist rate optimised for standard weight pellets and lighter Hybrid Slugs. It fits directly