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Tactical Solutions Pac-Lite IV .22 LR Ruger Mark IV / Mark IV 22/45 Upper Upgrade

The Tactical Solutions Pac-Lite IV upgrade replaces your factory Ruger Mark IV or Mark IV 22/45 upper with a lighter configuration to improve balance while maintaining reliable function. This 6-inch threaded barrel assembly includes a thread protector end cap and is drilled and tapped for Pac-Lite scope bases, making it a straightforward way to tighten up your setup without a gunsmith.

Key features

  • Lightweight aluminum barrel and receiver with stainless breech face for durability
  • Designed as a direct upper replacement for Ruger Mark IV / Mark IV 22/45 frames
  • 6-inch 22 LR threaded barrel for compatibility with 1/2x28 suppressors and muzzle devices
  • 11 degree target crown for consistent accuracy potential
  • Drilled and tapped for Pac-Lite scope bases for easier optics mounting

Upgrade your Ruger Mark IV platform with a lighter Pac-Lite IV upper built for accuracy and everyday reliability.

Tactical Solutions Pac-Lite IV .22 LR Ruger Mark IV / Mark: quick facts

What caliber is the Tactical Solutions Pac-Lite IV .22 LR Ruger Mark IV / Mark?
It is chambered in .22 LR.
How many rounds does it hold?
10+1 rounds.
How big and heavy is it?
Barrel length 6 inches, weight 9.5 ounces.
What kind of action does it use?
Double Action.
Is it optic ready or threaded?
Optic ready: Yes; threaded barrel: Yes.
Is it new or used?
New, in the original packaging.
Can I buy it in Utah?
Yes. It ships to a licensed FFL dealer in Utah; you pick it up there after the background check. Rifles and shotguns ship to your chosen Utah FFL dealer for the background check and pickup, with no state waiting period.
Is it in stock?
Yes, at $373.75. Orders leave within 1-2 business days; shipping is free over $999.

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