TacSol Pac-Lite Fluted Threaded Barrel .22 Long Rifle 4.5 Inch Matte Black Finish

Crafted from a solid piece of aircraft aluminum. Improved balance and accuracy. Fluted; threaded at 1/2x28 tpi. Weight: 6.2 ounces. 1:16 inch twist rate. Drilled and tapped for Pac-Lite scope base. Thread protector (end cap) included. Installation on your existing MK frame without a gunsmith. Fits Ruger Mark I, Mark II, Mark III and Ruger 22/45 series pistols. Note: Will not fit Ruger Mark IV.