Benchmark Barrel 1.200″ Straight   20″ 1:15 Twist Rate  Prefit Barrel for  Zermätt Arms RimX chambered in .22 LR Match caliber is ready to be installed and taken to your next local NRL 22 Match

The installation of the prefit barrel is very easy! All you need is a Zermatt action wrench (a Remington 700 action wrench will also work) and a barrel vise.

Find more general info on how to install/switch barrels in this video