The Pac-Lite barrel from Tactical Solutions is an OEM-style upgrade for Ruger Mark I, Mark II, Mark III and 22/45 series pistols. Crafted from a solid piece of aircraft aluminum, it provides a lightweight, rigid replacement barrel with improved balance characteristics. The barrel is fluted and finished in matte black, and it is supplied drilled and tapped for Pac-Lite scope bases for easy optics mounting. Installation is designed to be user-performable on an existing MK frame without a gunsmith.
Key Specifications
- Manufacturer is Tactical Solutions.
- Model is Pac-Lite.
- Caliber is .22 LR.
- Barrel length is 4.5″.
- Barrel type is Fluted and Threaded.
- Threads are 1/2×28.
- Twist rate is 1-16.
- Material is Aircraft aluminum.
- Finish is Matte black, fluted.
- Compatibility: Ruger Mark I, II, III and 22/45 series pistols.
The Pac-Lite 4.5″ barrel offers a practical, lightweight replacement for shooters who want a durable, configurable platform for precision rimfire work. Its fluted, threaded profile and scope-base provisions make it well suited for target shooting, competition setups, or any build where reduced weight and accessory compatibility are priorities.
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