Pac-Lite IV Barrel fits Ruger MKIV and MKIV 22/45, Fluted, 4.5"The Tactical Solutions’ PAC-LITE IV pistol barrel is a lightweight and accurate .22 LR barrel and receiver for the Ruger® Mark IV™ or Mark IV 22/45™ pistol. The PAC-LITE...

Pac-Lite IV Barrel fits Ruger MKIV and MKIV 22/45, Non Fluted, 4.5"The Tactical Solutions’ PAC-LITE IV pistol barrel is a lightweight and accurate .22 LR barrel and receiver for the Ruger® Mark IV™ or Mark IV 22/45™ pistol. The...

Pac-Lite Barrel for Ruger® Mark I/II/III™ and 22/45™  Convert your Ruger Mark I, II or III Pistol into a lightweight, easy packing tack driver with our new Pac-Lite "upper" barrel system. These threaded end barrels replace your...