The TACSOL Pac-Lite for Ruger is a lightweight, fluted replacement barrel designed for Ruger Mark I, Mark II, Mark III and 22/45 series pistols chambered in .22 LR. Crafted from a solid piece of aircraft aluminum, the Pac-Lite offers reduced weight and improved balance over standard barrels. It arrives drilled and tapped for Pac-Lite scope bases and includes a thread protector for the 1/2×28 muzzle threads.
Key Specifications
- The caliber is .22 LR.
- The barrel length is 4.5 inches.
- The weight is 6.2 oz.
- The twist rate is 1:16.
- The muzzle threading is 1/2×28.
- The finish is matte OD Green, fluted.
- The barrel is crafted from aircraft aluminum.
- It is drilled and tapped for Pac-Lite scope bases.
- A thread protector (end cap) is included with the barrel.
- Designed to fit Ruger Mark I/II/III and 22/45 series pistols.
Engineered for shooters who want a lighter, customizable option for Ruger .22 LR pistols, the Pac-Lite provides a clean, durable platform for range work, training, and precision rimfire applications. Its combination of low mass, fluted profile, and ready-to-mount features makes it a practical choice for those upgrading stock barrels while maintaining straightforward installation and accessory compatibility.
Product information is supplied by the manufacturer and/or distributor and may be automatically formatted or enhanced using AI for clarity and consistency. While we strive for accuracy, specifications, features, and included items may change without notice. Always verify details using the manufacturer’s official documentation and the information shown on this product page before purchase or use.




