Volquartsen Mk II Competition KitAlso Converts Mk III Pistols to Eliminate the Magazine Disconnect Trying to figure out which parts are needed to take the Ruger 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! Complete drop-in kit for the Ruger MKIII and also MKIII 22/45 to provide a crisp, clean 2.25lb trigger pull (pull may vary slightly due to factory frame variances). The Competition Kit includes an extended bolt release (extended bolt release is not used when installing in a 22/45), target hammer and bushing, target sear, target trigger with over travel screw, return trigger plunger spring and polished plunger. No stoning required. Final trigger pull may vary slightly due to factory frame variances. In addition you get the bolt tune-up parts: The Exact Edge Extractor and our SureStrike Firing Pin. And to top everything off, you get a Volquartsen CNC machined disconnector. Please Note: The MKII Kits include a Volquartsen MKII Hammer Bushing and Target Hammer. Do not attempt to use any other after market hammer bushing with these kits. Ruger Mk III Owners: If you want to eliminate the Mk III magazine disconnect, the Mk II bushing and target hammer in this kit will allow you to remove your Mk III magazine disconnect lever and spring. Order this kit to convert the Mk III. Be sure to visit our Volquartsen Home Page.