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...

Tandemkross "Victory" Trigger, BlackReplacement for Ruger Mk III and Mk IV 22/45Features at a Glance:Flat faced for better control and feel100% Adjustable for pretravel and overtravelLightweight skeletonized designFits MKIII or MKIV, Original or...

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...

CNC-Machined Disconnector for MK IV This MKIV Disconnector is CNC-Machined from 416 stainless steel (the factory disconnector is a sheet metal stamping). The machining process allows several design changes to the the way the disconnector functions. We...

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...

Volquartsen MKIV 22/45 Mag Release with two Base Pads- The ultimate competitors edge! Our new Extended Magazine Release for the MKIV and a 2-Pack of MKIV 22/45 Magazine Base Pads. The new Mag Release allows magazines to sit a little higher for better and...

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...

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

Pistol Competition Kit for MK IV, Gold Trigger Trying to figure out which parts are needed to take the Ruger MK IV or MK IV 22/45 to the next level? Look no further than the Pistol Competition Kit. This kit includes our MK IV Accurizing Kit and Bolt...

Volquartsen Extended Magazine Release for MKIV 22/45- Our new Extended Magazine Release for the MKIV allows magazines to sit a little higher for better and more reliable feed. This improves feeding by preventing the bolt from sliding over and missing the...

Volquartsen Magazine Base Pad fits Ruger MKIV 22/45- Our new Magazine Base Pads for the MK IV 22/45 make magazine insertion and removal quicker and easier-for lightning fast reloads. CNC-machined from billet aluminum, these base pads will make those days...