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...

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...

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...

Colt SA Revolver RP Shooters Pak This Shooter's Pak includes a Wolff reduced power mainspring, a reduced power sear/bolt spring (flat-type), extra power base pin spiring and stainless steel hand ejector spring. These kits offer great improvement in the...

Colt SAA Revolver RP Shooters Pak This Shooter's Pak includes a Wolff reduced power mainspring, a reduced power sear/bolt spring (wire-type), extra power base pin spiring and stainless steel hand ejector spring. These kits offer great improvement in the...

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)...

Volquartsen Mk IV and Mk IV 22/45 Competition KitAlso 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...

Jard 3-Position Safety for Savage 10/110 RiflesThe JARD 3-Lever Triggers for Savage 10/110 require a 3 position safety. Check your rifle. If your Savage 10/110 series rifle has a 2-position safety, you will need to install one of these 3-position...

Ruger MKIV 22/45 Race Gun Kit Black- All of the most popular MKIV 22/45 Pistol accessories from Tandemkross, favorites in speed shooting sports like the "Rimfire Challenge" and "Steel Challenge". Here's what you get:1 "Halo" Charging Ring1 "Victory"...

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...