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LT6 Upper for MK IV

MK IV Custom Upper

Our lightweight barrel installed on a Ruger receiver with I Flute sleeve for the Ruger MK IV.

Will work on any MK IV or MK IV 22/45 models.

Compatible with either the factory Ruger bolt or our competition bolt (not included)

$295 Add To Cart


  • 11" Overall length
  • 6" Barrel threaded 1/2x28
  • Upper is drilled and tapped to accept an optic mount
  • Hi-Viz front sight, target rear sight
  • Cerakoted with a distressed black and white finish
  • The finish pattern will vary from upper to upper
  • Approximately 1lb 1oz
  • Product Number: VC4LT6
  • UPC: 810162018115
  • Made in the USA
  • This item must ship to an FFL dealer.

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All serial numbered items must be shipped to an FFL dealer.
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10/22, 22/45, Mark III, and MK IV are registered trademarks of Sturm, Ruger & Co., Inc.

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