Blast Shield Mag Disconnect Replacementfor Ruger Mark IV and Mark IV 22/45 Pistols.- This little replacement part shields the sear and hammer from debris, improves magazine alignment, and allows your MKIV to fire whether or not the magazine is inserted...

Cornerstone Safety and Thumb Ledge for Ruger Mark IV 22/45 Red- 1911 Style Thumb Safety for Ruger Mark IV 22/45. Replaces factory thumb safety without modifying the internals, and improves hand placement for better grip and control. - This oversized,...

Cornerstone Safety and Thumb Ledge for Ruger Mark IV 22/45 Black- 1911 Style Thumb Safety for Ruger Mark IV 22/45. Replaces factory thumb safety without modifying the internals, and improves hand placement for better grip and control. - This oversized,...

Volquartsen Ruger MK IV® Accurizing Kit This complete drop-in kit comes with our CNC Machined Disconnector/Trigger Bar, Target Hammer, Hammer Bushing, Target Sear, Black Target Trigger with plunger and spring. It also comes with pretravel and...

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...

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...

Volquartsen Target Sight Setsfor Original LLV and New MKIV LLV Uppers- Target Sights Set (Front and Rear) to fit Volquartsen LLV and LLV-4 Black Mamba Uppers. Includes Patridge Front Sight and Target Adjustable Rear Sight. Fits Volquartsen 4.5 inch LLV...

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...

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 Target Hammer w/BushingFor Ruger® Mark II and Mark III- The MKII and MKIII Target Hammer is a complete drop-in item that is wire EDM-cut from hardened tool steel. The target hammer will not only reduce your trigger pull but will also...

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...

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"...

Ruger MK II/III/IV Picatinny Scope Mount Rail by Majestic ArmsLow Profile Does Not Interfere with Iron Sight Picture!  Precision machined, true Mil-Spec Picatinny Rail for mounting a scope, red dot, or laser on your Ruger MK Pistol. Fits Ruger Mk I,...

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...

Ruger Mark Series Ambidextrous Combat Low-Rise Holster. Shooters demanded it; this 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 or a suppressor. This...

Ruger Mark IV Pistol Trigger Shims These trigger shims fit Ruger Mark I, II, III, IV & 22/45 Pistols. They install on the Left Side of the Trigger, between the Trigger and the #AN37 Bolt Stop Assembly. Installing a Shim here will stop the Trigger...

Lowey Barrel Tuner 1/2x28 - The tuner is an adjustable muzzle weight. With it, you can precisely adjust the location/position of the weight to optimize the harmonics of your barrel and ammunition. The mounting body fits any pre-threaded 1/2x28 muzzle...

The Ultimate Trigger Kitfor the Ruger MKIV & MKIV 22/45 RedThis “Ultimate” Kit for Ruger® Mark IV™ & Mark IV 22/45™ is a matched set of upgrade parts - DO NOT use any other brand of sear and hammer with the TANDEMKROSS...

Cthulhu Grip Frame fits All Ruger MKIV Barrels No FFL Required All Aluminum Lower Frame for Ruger MKIV Completely Assembled w/TandemKross Competition Parts Drop-In Ready... Fits All Ruger Mark IV Barrels Drop-In Ready... Fits All Ruger Mark IV 22/45...

Volquartsen Mamba VC4LLV-4 Competition Upper 4.5'' fits Ruger MKIV and MKIV 22/45- This replacement barrel ("upper") is a superb upgrade for your Ruger MK IV. It's extremely lightweight, well-balanced, and offers match grade accuracy. The Volquartsen...