FX Superior STX Barrel Liner .22 Calibre 500mm Pellet & Slug brand_-Akah The tip also acts as

The tip also acts as a wedge on impact

A genuine piece of British calling heritage

and this charge reflects that extra cost

Breathability 10 000 gram/m2/24h

acids and organic solvents

FX Superior STX Barrel Liner .22 Calibre 500mm Pellet & Slug brand_-Akah The tip also acts asThe FX Superior Smooth Twist X (STX) Barrel Liner in . 22 calibre and 500mm length is the factory standard liner fitted across FX production rifles and available separately for Impact, Wildcat, Dreamline and Crown barrel kits. FX produces the rifling by pressing it into the barrel from the outside a patented process that achieves tighter tolerances and a more uniform bore than conventional methods. This standard Superior liner has a 1: 24 twist rate