Ruger Mark I®

Pac-Lite Barrels for Ruger® Mark I, II, III™, and 22/45™  Convert your Ruger Mark I, II or III Pistol into a lightweight, easy packing tack driver with our new Pac-Lite "upper" barrel system. These threaded end barrels replace your factory...

Pac-Lite Barrel for Ruger® Mark I/II/III and 22/45  Convert your Ruger MarkI/II/III or 22/45 Pistol into a lightweight, easy packing tack driver with the Pac-Lite "upper" barrel system. These threaded end barrels replace your factory barrel...

Pac-Lite Barrel for Ruger® Mark I/II/III and 22/45  Convert your Ruger Mark I, II or III Pistol into a lightweight, easy packing tack driver with our new Pac-Lite "upper" barrel system. These threaded end barrels replace your factory barrel...

Pac-Lite Barrel for Ruger® Mark I/II/III™ and 22/45™ - Gun Metal Gray - Convert your Ruger Mark I, II or III Pistol into a lightweight, easy packing tack driver with our new Pac-Lite "upper" barrel system. These threaded end barrels replace your...

Pac-Lite Barrel for Ruger® Mark I/II/III™ and 22/45™  Convert your Ruger Mark I, II or III Pistol into a lightweight, easy packing tack driver with our new Pac-Lite "upper" barrel system. These threaded end barrels replace your factory barrel...

Pac-Lite Barrels for Ruger® Mark I, II, III™, and 22/45™  Convert your Ruger Mark I, II or III Pistol into a lightweight, easy packing tack driver with our new Pac-Lite "upper" barrel system. These threaded end barrels replace your factory...

Volquartsen Competition Bolt for Ruger Mk II, III, and IVAre you a competitive shooter looking to eliminate stovepipes, failures to fire and improve the overall performance of your Ruger Mark II, III*, IV or Mark IV 22/45 pistol? The Competition Bolt is...

Ruger Mk IV Laminated Wood Pistol GripBrown, Right Handed, by VolquartsenTarget grips feature thumbrest, heelrest and finger grooves. Designed to give the shooter a relaxed, steadier hold. CNC-machined from laminated wood and available in a variety of...

Ruger Mk IV Laminated Wood Pistol GripBrown/Gray, Right Handed, by VolquartsenTarget grips feature thumbrest, heelrest and finger grooves. Designed to give the shooter a relaxed, steadier hold. CNC-machined from laminated wood and available in a variety...

Ruger Mk IV Laminated Wood Pistol GripGray, Right Handed, by VolquartsenTarget grips feature thumbrest, heelrest and finger grooves. Designed to give the shooter a relaxed, steadier hold. CNC-machined from laminated wood and available in a variety of...

Volquartsen LLV-4 Compensator BlackScrew on compensator/muzzle brake fits the Volquartsen LLV-4 Upper (barrel) for Ruger® MK IV® pistols. Beautifully shaped to match the unique contour of the LLV-4 system. It is CNC-machined from an aluminum...

Ruger MK I, II, III & IV Fiber Optic Adjustable Rear Sight Improve the performance of your Ruger MK I, II, III and IV with the new adjustable rear sight. Our bright and fully adjustable rear sight will enhance your confidence and shooting experience...

Volquartsen Accessory Rail for LLV Barrels  Under barrel Picatinny accessory rail fits both Picatinny and Weaver style accessories. Mounts with two 8-32 screws under LLV barrels. Newer Volquartsen LLVs are pre-drilled and tapped. We can...

Halo Charging Ring for Ruger® Mk III/Mk IV® & 22/45   The Halo is an easy to grip "pull ring" that attaches to your Ruger Mk III/Mk IV bolt. It makes it easy to pull the bolt back for anyone... Big or small, strong or weak...

Pac-Lite Compensator for Ruger Mark I, II or III Fits Pac-Lite Threaded End Barrels and Ruger 22/45 pistols with Pac-Lite barrel. 1" Diameter with 1/2"x28" Threads.    

Ruger Mark Series Ambidextrous Combat Low-Rise Holster by Black Dog. Shooters demanded it; the new Black Max Series HMK holster is designed to fit the Ruger® Mark Series (MK-I, MK-II, MK-III, MK-IV & 22/45) .22LR pistols with or without an optic...

Game Changer Rimfire Compensator  The Game Changer has gas ports on the top and sides so it stabilizes the muzzle and virtually eliminates muzzle rise. With no ports on the bottom, it's important to mount the game changer with the ports...

Volquartsen SureStrike Firing Pin for Ruger MK I, II, III and IV (Including 22/45)   This SureStrike firing pin is designed to eliminate light strikes on the Ruger MK I, II, III and IV pistols (including 22/45). Machined .004" wider than...

High Fiber Optic HiViz Front Sight gives Faster Sight Acquisition- Whether you are hunting or plinking, its often hard to see your front sight against outdoor backgrounds. The fiber optic core of this HiViz front sight puts a bright glowing dot on your...

Ruger® Brand Magazines for Mk II and MK I Pistols Genuine Ruger factory 9 Round magazines for your Ruger Mark I and Mark II Pistols.  Note, this does not fit the 22/45 versions.

McFadden Ultimate Clip Loader for Ruger Mk II/III/IV Pistols-The Ultimate Clip Loader is for speed loading Ruger Mk II, III, IV, and 22/45 Magazines. Load the hopper with up to 50 rounds of 22 ammo. Shake the loader to align the shells. Then just slip...

Adjusts for High or Low Velocity AmmoVolquartsen Recoil Rod and Spring Kit- Provides the best spring tension for reliable function with high or low velocity ammo. This innovative design makes it quick and easy to match your spring weight to your ammo of...

Ruger Mk I, II, III HSS Ease-Of-Assembly Upgrade- The HSS (Hammer Strut Support) is a parts upgrade that greatly improves the ease of assembly for Ruger MK I,  II, and III pistols (It DOES NOT fit ANY 22/45, nor ANY Mk IV). It simply eliminates the...

Ruger® Brand Scope Mount for Mk I, II, II, and 22/45 Pistols  Genuine Ruger factory scope mount for your Ruger Mk I, II, III, and 22/45 Pistols. Fits the three screw hole pattern and mounts in front of the rear sight. Features a narrow "22 ring"...

Mark IV™, Mark III™ & 22/45™ Picatinny Rail Factory 1913 style picatinny rail for Mark IV™, Mark III™ and 22/45™. Rail fits firearms with factory pre-drilled receivers. Includes three screws. (Does not fit Mark I and Mark II™ pistols.) Genuine...

Volquartsen Exact Edge Extractor- Replaces stamped sheet metal Ruger factory Mk I, II, Mk III, Mk IV, 10/22, and 10/22 Magnum extractor with a closer fitting, sharper edged, machined tool steel extractor for better function and reliability. - The Exact...

"Green Springs" Magazine Springs for Ruger® MK Series (3-PACK)Shot-peened spring offers longer life than factory springReduces failure-to-feed issuesReplaces old, broken mag springsUpgrade your Ruger® MK series magazines with aftermarket...