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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...

TC Encore Pro Hunter Trigger Spring Kit Do It Yourself Clean Up and Tune Up Kit That Also Lightens Trigger Pull Lighter Trigger/Sear Spring - Reduce Trigger Pull from 5.75 lbs to Aprox. 2.5-3 lbs* SPEEDLOCK Hammer Spring - Gives More Reliable Primer...

Ruger 77/22 Rifle Performance Pak - Springs Extra Power, 23 lb. Striker Spring (Factory is 19 lb.) Reduced Power Trigger/Sear Spring Installing these springs in your Ruger 77/22 will improve the trigger and overall performance. Ruger 77/22 is a...

Ruger MK I, II, III, and 22/45 Performance Pak - Springs Extra Power Recoil Spring Extra Power Firing Pin Spring Reduced Power Hammer Spring Reduced Power Trigger Spring Fit: Ruger Mark I, II, III, and 22/45 Upgrading your Ruger pistol with these...

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...

YoDave Marlin 336 Reduced Power Finger Lever Spring No more fighting to click the lever into the fire position on Marlin Model 1894, 1895, 336 and 444 models! Polishing the mating surfaces of the lever and the plunger as well as the addition of a reduced...

 YoDave Marlin 39A Reduced Power Hammer Spring Reduce the force required to open your lever and cycle the bolt by reducing the force of the spring acting on the hammer without sacrificing consistent primer strikes and ignition, ease of cycling is...

 YoDave CZ-452 Plus 10 Striker Spring Upgrade your worn or weak CZ-452 striker spring with this new 10 percent heavier striking spring for a more consistent primer strike and ignition. Also fits 453, 455, and 513 models. All benchrest...

YoDave CZ-455 Trigger Shim and Spring KitImproves the Trigger Pull of CZ-455, CZ-452 and BRNO Model 2, 4, and 5 Rifles This kit removes the creep and lightens the trigger pull weight by the use of shims and new springs. Kit includes 4 shims and 4 new...

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...

Volquartsen HP Action Kit for 10/22  This kit consists of Volquartsen upgrade parts including: Target hammer (including shims and bushings), hammer spring, target disconnector, target sear and target trigger (including polished plunger and spring)...

Springs for the JARD CZ-457 Trigger Replacement springs to change pull weight on the JARD CZ-457 Trigger. These are the springs shown in the JARD CZ-457 Trigger instruction manual. You can swap in a stronger or a lighter spring to change the pull weight...

YoDave CZ-457 Trigger Spring Kit  With this kit, you can reduce the CZ-457 trigger pull to approximately half of what the factory spring will adjust down to. Used in conjunction with the sear adjustment screw located on the front of the trigger...

Ruger 10/22® Competition Trigger Kit by Power Custom - A professional action tune-up for your Ruger 10/22 that you can afford... and you can  "do-it-yourself". - Includes every important part from the insides of an expensive modular trigger...

Remington 870 Trigger Tune Spring Kit This kit comprises of both a replacement hammer spring as well as five different trigger springs ranging in pull weight from 1.25lb to 5lb. The hammer spring is made from stainless steel, and the trigger springs are...

Savage AXIS Pro Trigger Kit An Economical and Effective Tune Up for Original Savage Axis Triggers.   Reduce Factory 6 lb Trigger Pull Up To 40%Includes Spring for 1.5 lbs Trigger Return Includes Spring for 2.5 lbs Trigger Return Includes Spring for...

TC Encore Pro Hunter Trigger Spring Kit Do It Yourself Clean Up and Tune Up Kit That Also Lightens Trigger Pull Lighter Trigger/Sear Spring - Reduce Trigger Pull from 5.75 lbs to Aprox. 2.5-3 lbs* Heavy Duty Hammer Spring - Gives More Reliable Primer...

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...

The Ultimate Trigger Kit for the Ruger MKIV & MKIV 22/45 BlackThis “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 Ruger MK IV® Accurizing Kit This complete drop-in kit comes with our CNC Machined Disconnector/Trigger Bar, Target Hammer, Hammer Bushing, Target Sear, Target Trigger with plunger and spring. It also comes with pretravel and overtravel...