Tactical Innovations Adjustable 10/22 Bolt Spring. We sell the springs and guide rod separately so you can order extra springs to experiment with... This system allows you to switch out springs of different tensions for different applications... For...

TC Encore/Contender Barrel Locking Bolt Spring- This is the coil spring that powers the Locking Bolts in the barrel underlug of Thompson Center Encore Pro Hunter and Contender. The locking bolts are compressed against this spring when you squeeze the...

Volquartsen SureFeed Follower Springsfor Ruger MK II, MKIII, and MKIV Magazines- The SureFeed Magazine Follower Spring for the Ruger MK II, MKIII, and MKIV is 25% stronger than the factory spring. The increased spring rate improves feeding in all...

Ruger 10/22 Rifle Performance Pak - Springs Extra Power Recoil Spring Extra Power Hammer Spring Extra Power Trigger Spring Reduced Power Sear Spring Upgrading your Ruger 10/22 with these springs will improve let-off and overall functioning. It is...

YoDave CZ-457 Plus 10 Striker Spring Achieve more reliable ignition when you install this 10% stronger striker spring in your CZ-457 bolt. Refer to your CZ-457 manual for disassembly and replacement of the factory spring. If you are experiencing...

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...

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...