FX Superior Heavy STX Barrel Liner .22 600mm Pellet/Slug brand_-AC Supplie Needle-nose and regular pliers sit

Needle-nose and regular pliers sit at the core

primers and powder to develop a load tuned to their rifle

44 Remington Magnum and

Press Type: Single Stage

FX Superior Heavy STX Barrel Liner .22 600mm Pellet/Slug brand_-AC Supplie Needle-nose and regular pliers sitThe FX Superior Heavy Smooth Twist X (STX) barrel liner is a replacement rifled liner for FX PCP air rifles, produced using FX's patented process of pressing the rifling into the outside of the barrel. This 600mm liner is chambered in . 22 calibre and features a 1: 16" twist rate. The "Heavy" designation does not refer to a thicker barrel wall per FX, it denotes a different twist rate specifically optimised for heavier pellets and heavier slugs,