FX Superior STX Barrel Liner .30 Cal 700mm Pellet & Slug brand_-Spy Point allowing the shooter to adjust

allowing the shooter to adjust their scope until the reticle and the laser dot align on the same point of aim

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

lead and powder residue in a couple of strokes

ED (Extra-Low Dispersion) glass keeps colour reproduction natural and chromatic aberration to a minimum

FX Superior STX Barrel Liner .30 Cal 700mm Pellet & Slug brand_-Spy Point allowing the shooter to adjustThe 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