
Availability: In Stock
The Tactical Solutions Pac-Lite 6" threaded and fluted barrel is a straightforward upgrade for shooters running Ruger Mark I, Mark II, Mark III, or 22/45 pistols who want to lighten their rig and sharpen accuracy without a gunsmith visit. Built from aircraft-grade aluminum and weighing just 7.4 ounces, the Pac-Lite trades heft for balance—the kind of shift that lets your natural point of aim improve and makes follow-up shots feel more controllable. The fluted profile isn't just cosmetic; it reduces weight while maintaining rigidity, and the black anodized finish holds up to regular handling and the occasional range session.
Installation is user-friendly: the barrel drops onto your existing Mark-series frame with no special tools or guesswork. The 1/2x28 thread pattern is ready for suppressors or other muzzle devices, and a thread protector cap comes in the box to keep the threads clean when you're running it unsuppressed. The 1-in-16 twist is designed to stabilize standard .22 LR ammunition reliably.
The adjustable sights mean you're not locked into a fixed sight picture—dial them in for your load and distance, and you've got flexibility for everything from casual plinking to deliberate accuracy work. The barrel is also drilled and tapped for Pac-Lite scope bases, so if optics are in your future, the mounting points are already there. For Mark-series enthusiasts building a do-it-yourself precision .22, this is the kind of bolt-on that actually delivers on the promise of feel and function.
| Barrel Length | 6 inches |
| Weight | 7.4 oz |
| Caliber | .22 LR |
| Thread Pattern | 1/2x28 |
| Twist Rate | 1 in 16 |
| Material | Aircraft aluminum |
| Finish | Black anodized |
| Profile | Fluted |
| Sights | Adjustable |
| Includes | Thread protector cap |
Yes. The Pac-Lite is designed for user-friendly installation on Ruger Mark I, Mark II, Mark III, and 22/45 frames. No special tools or gunsmith visit required.
Yes. The barrel is threaded 1/2x28, a standard thread pattern that accepts suppressors and other muzzle devices designed for that spec. A thread protector cap is included if you run it unsuppressed.
The barrel includes adjustable sights so you can zero it to your preferred distance and load. The barrel is also pre-drilled and tapped for Pac-Lite scope bases if you prefer to mount optics.
The barrel weighs 7.4 ounces, making it a lightweight upgrade that improves the balance and handling of your Mark-series pistol without adding bulk.

SKU: 115796383 • Width: 3.2in • Height: 3.2in • Depth: 11.5in • Weight: 0.94oz





Availability: In Stock
The Tactical Solutions Pac-Lite 6" threaded and fluted barrel is a straightforward upgrade for shooters running Ruger Mark I, Mark II, Mark III, or 22/45 pistols who want to lighten their rig and sharpen accuracy without a gunsmith visit. Built from aircraft-grade aluminum and weighing just 7.4 ounces, the Pac-Lite trades heft for balance—the kind of shift that lets your natural point of aim improve and makes follow-up shots feel more controllable. The fluted profile isn't just cosmetic; it reduces weight while maintaining rigidity, and the black anodized finish holds up to regular handling and the occasional range session.
Installation is user-friendly: the barrel drops onto your existing Mark-series frame with no special tools or guesswork. The 1/2x28 thread pattern is ready for suppressors or other muzzle devices, and a thread protector cap comes in the box to keep the threads clean when you're running it unsuppressed. The 1-in-16 twist is designed to stabilize standard .22 LR ammunition reliably.
The adjustable sights mean you're not locked into a fixed sight picture—dial them in for your load and distance, and you've got flexibility for everything from casual plinking to deliberate accuracy work. The barrel is also drilled and tapped for Pac-Lite scope bases, so if optics are in your future, the mounting points are already there. For Mark-series enthusiasts building a do-it-yourself precision .22, this is the kind of bolt-on that actually delivers on the promise of feel and function.
| Barrel Length | 6 inches |
| Weight | 7.4 oz |
| Caliber | .22 LR |
| Thread Pattern | 1/2x28 |
| Twist Rate | 1 in 16 |
| Material | Aircraft aluminum |
| Finish | Black anodized |
| Profile | Fluted |
| Sights | Adjustable |
| Includes | Thread protector cap |
Yes. The Pac-Lite is designed for user-friendly installation on Ruger Mark I, Mark II, Mark III, and 22/45 frames. No special tools or gunsmith visit required.
Yes. The barrel is threaded 1/2x28, a standard thread pattern that accepts suppressors and other muzzle devices designed for that spec. A thread protector cap is included if you run it unsuppressed.
The barrel includes adjustable sights so you can zero it to your preferred distance and load. The barrel is also pre-drilled and tapped for Pac-Lite scope bases if you prefer to mount optics.
The barrel weighs 7.4 ounces, making it a lightweight upgrade that improves the balance and handling of your Mark-series pistol without adding bulk.
SKU: 115796383 • Width: 3.2in • Height: 3.2in • Depth: 11.5in • Weight: 0.94oz
