171 mkii mkiii spring kit 502 od green frame with volthane grips 48 mkii mkiii accurizing kit 385 bolt tune up kit 732 hp action kit plus 784 pistol competition kit less bushing 441 vc target frame red 620 22 45 frame 568 frame colors

Precision Competition Kit

If you have always wanted to turn your 10/22 into a high performance, custom-built shooting machine, we can help you do it for less money than the cost of buying a new custom-built rifle.

Our Precision Competition Kit comes complete with our stainless steel or hard anodized aluminum replacement receiver for the 10/22, TG2000 and our competition bolt. All of these items are CNC-machined to exacting tolerances. This kit also includes our recoil buffer, receiver cross pins, locking block with retaining screws and hex-head take down action screw. All that is needed to complete your rifle is a stock and barrel.


  • 1lb 6oz base weight

Bolt Tune-Up Kit for Ruger 10/22

408 10 22 bolt tune up kit

The Volquartsen Bolt Tune-Up Kit for the Ruger 10/22 (22 LR model only) rifle contains two of our most popular items ever: the Exact Edge Extractor and our SureStrike Firing Pin. This kit is designed to eliminate light hits and stovepipes.

HP Action Kit

732 hp action kit plus

This kit consists of our target hammer (includes shims and bushings), hammer spring, target disconnector, target sear and target trigger Includes polished plunger and spring) with overtravel adjustment. Also included is a recoil buffer to reduce wear on the action and bolt. The HP Action Kit will give the shooter one of the most crisp, clean trigger pulls available. Reduces trigger pull down to approximately 2.25 – 2.5lbs.

HP Action Kit Plus features our High Performance Kit, Extended Magazine Release and Auto Bolt Release.

Black or Silver option is only applicable to HP Action Kit Plus.

Pistol Competition Kit

784 pistol competition kit less bushing

Trying to figure out which parts are needed to take the Ruger MKII, MKIII and 22/45 to the next level? Look no further than the Pistol Competition Kit. This kit includes our Accurizing Kit , Bolt Tune-Up Kit and CNC-Machined Disconnector. The Pistol Competition Kit is designed to produce a crisp, clean 2.25 trigger pull, eliminate stovepipes, and eliminate failures to fire!

Bolt Tune-Up Kit for MKI, MKII, MKIII and 22/45

385 bolt tune up kit

The Volquartsen Bolt Tune-Up Kit for the Ruger MKI, MKII and MKIII target pistols contains one of our most popular items ever, the Exact Edge Extractor and our SureStrike Firing Pin.

This kit is designed to eliminate light hits and stovepipes.

Accurizing Kit

48 mkii mkiii accurizing kit

Complete drop-in kit comes complete with Target Hammer, Target Sear, Target Trigger (available in either black hard anodized aluminum or optional stainless steel), Extended Bolt Release and Trigger Return Spring with Polished Plunger. The trigger features adjustable pretravel and overtravel screws.

The Accurizing Kit combines all of the internal components needed for that crisp, clean 2.25lb trigger pull the discriminating shooter is looking for. No stoning or fitting required. Final trigger pull may vary slightly due to factory frame variances.


  • Accurizing Kits fit the Ruger MKII, MKIII and all variations of the 22/45 (extended bolt release and sear spring are not used when installing in a 22/45).
  • MKII Kit also includes a Volquartsen MKII Hammer Bushing and can be used when eliminating the magazine disconnect feature in the Ruger MKIII. Please note the only way we recommend to remove the magazine disconnect in the Ruger MKIII is by using the MKII Kit that includes the MKII Hammer Bushing.
  • MKIII Accurizing Kit used in conjunction with any other aftermarket hammer bushing (advertised to eliminate the magazine disconnect) may cause malfunctions
  • The Accurizing Kit for the Ruger MKIII does not include the hammer bushing. This is only included in the MKII Kit.
  • The color option applies only to the Extended Bolt Release.

VC Target Frame

620 22 45 frame

The VC Target Frame is CNC-machined from aluminum alloy. It is a complete frame with the following features: Accurizing Kit (includes Extended Bolt Release, CNC-machined Target Trigger, wire EDM-cut Target Hammer and Target Sear), CNC-Machined Disconnector, Built-in Spring-Loaded Magazine Ejector (MKIII model only) and Extended Safety. The VC Frame is shipped with a clean, crisp 2.25lb trigger pull. The magazine disconnect has also been eliminated from this frame.

The VC Target Frame is available in two grip angle configurations. Several grip options are also available: Volthane Target Grips (MKIII style only), Laminated Wood Target Grips (MKIII style only), Aluminum Grips or the Ho … (more details).

Spring Kit for MKI, MKII, and MKIII

171 mkii mkiii spring kit

Reduced power trigger plunger and mainspring. Also includes assembly pin for ease of installation on the mainspring. Fits Ruger MKI, MKII, MKIII and 22/45.

Want us to install the mainspring into the mainspring housing latch? Add our VC2SK-Install to your order.


  • Mainspring installation may require gunsmithing

22 Short Kit for 10/22

Designed to convert a factory 10/22 22 LR to 22 Short. It includes a CNC-machined, hard anodized, alloy bolt, recoil rod with spring, modified magazine and a reduced hammer spring.


  • 4oz base weight
All serial numbered items must be shipped to an FFL dealer.
All firearm orders require a $250 non-refundable deposit to initiate production.
Copyright ©2015 Volquartsen® Custom
Contact with website issues or suggestions.
10/22, 22/45, and Mark III are registered trademarks of Sturm, Ruger & Co., Inc.

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