Volquartsen VC4LLV-6 Competition Upper 6'' 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 Black Mamba...

Pac-Lite IV Barrel fits Ruger MKIV and MKIV 22/45, Fluted, 4.5"The Tactical Solutions’ PAC-LITE IV pistol barrel is a lightweight and accurate .22 LR barrel and receiver for the Ruger® Mark IV™ or Mark IV 22/45™ pistol. The PAC-LITE...

Pac-Lite IV Barrel fits Ruger MKIV and MKIV 22/45, Non Fluted, 4.5"The Tactical Solutions’ PAC-LITE IV pistol barrel is a lightweight and accurate .22 LR barrel and receiver for the Ruger® Mark IV™ or Mark IV 22/45™ pistol. The...

Volquartsen Competition Bolt for Ruger Mk II, III, and IVEliminate stovepipes, failures to fire and improve the overall performance of your Ruger Mark II, III*, IV or Mark IV 22/45 pistol with this Competition Bolt! (* MKIII must remove chamber indicator...

Mark IV Pistol Competition Kits with 19.22 Flat Trigger This kit includes our Accurizing Kit for the Ruger MK IV Pistol and Bolt Tune-Up Kit for MKII, MKIII, MK IV, and 22/45. The Pistol Competition Kit is designed to produce a crisp, clean 2.25 trigger...

Volquartsen Ruger Mark IV Accurizing Kits with 19.22 Flat Trigger The complete drop-in kit comes complete with our CNC Machined Disconnector, Target Hammer, Hammer Bushing, Target Sear, Target Trigger with plunger and spring. It also comes with pretravel...

Bolt Tune Up Kit for Ruger MKII, MKIII, MKIV, and 22/45 Improve the reliability of feeding, firing, and ejecting on your pistol... Eliminate light strikes and stovepipes. This very simple upgrade, replaces the mass production stamped sheet metal parts in...

Krossfire Bolt for Ruger® Mark IV™ & 22/45™ A TandemKross Bolt with Black DLC Finish w/ Gold Halo Assembled with TandemKross Firing Pin, Extractor, and Guide Rod Includes Integral Halo Charging Ring for Improved Clearing and...

Volquartsen 19.22 Flat Trigger The 19.22 Trigger for Ruger MKII, MKIII, and MKIV enhances your shooting experience. It is designed to bring the world-class 1911 trigger feel to the Ruger MK series. Its mechanical advantage provides a crisp 90-degree...

Accelerator Thumb Ledge for Ruger Mark IV 22/45 Provides stability and control for follow-on shots Encourages proper grip Simple, non-permanent installation TANDEMKROSS’s new Accelerator Forward Thumb Ledge helps improve grip and control. With...

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...

Krossfire Bolt for Ruger® Mark IV™ & 22/45™ A TandemKross Bolt with Black DLC Finish Assembled with TandemKross Firing Pin, Extractor, and Guide Rod Includes Integral Halo Charging Ring for Improved Clearing and Charging Upgrade...

Pac-Lite Compensator for 22 LR The PAC-LITE Compensator is designed to complement TacSol PAC-LITE Barrel upgrades for Ruger® Mark series and 22/45® pistols. Engineered with 360° ports, these compensators effectively reduce muzzle rise while...

Ruger MKIV Frame Lug This lug is precision machined for improved fit. Slight variances to the factory lug (as shown with the yellow circle in the additional image) can cause unnecessary wear to the Mark IV upper as well as aftermarket uppers like the...

Volquartsen Mk IV and Mk IV 22/45 Competition Kit Also Converts Mk IV and Mk IV 22/45 Pistols to Eliminate the Magazine Disconnect   Trying to figure out which parts are needed to take the Ruger MKIV and 22/45 to the next level? Look no...

The Titan Extended Magazine Release for Ruger® Mark IV™ 22/45™ is a simple, drop-in replacement for the smaller factory magazine release, and offers significantly more surface area and height to boost the consistency and speed of magazine...

Get A Grip Kit for Ruger MKIV 22/45TANDEMKROSS offers the ultimate grip upgrade for Ruger® Mark IV™ 22/45™: the Get a Grip Kit! Includes three grip-boosting upgrades Forward and rear thumb ledges work together to create ideal hand...

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...

Laminated Target Grips for MK IV 22/45 YES... Target Grips for the 22/45! They feature thumb rest, heel rest and finger grooves. Designed to give the shooter a relaxed, steadier hold. CNC-machined from laminated wood and available in a variety of colors...

Volquartsen Target Sight Setsfor Original LLV and New MKIV LLV Uppers- Target Sights Set (Front and Rear) to fit Volquartsen LLV and LLV-4 Uppers. Includes Patridge Front Sight and Target Adjustable Rear Sight. Fits Volquartsen 6 inch LLV and LLV-4 and...