Parts Kits

The Geissele Super Duty Lower Parts Kit includes all the internal parts necessary to complete or rebuild your lower receiver. All key components on this kit are manufactured in-house at our facility in North Wales, PA. Made from proprietary Geissele...

Includes: Qty 1 - Bolt Catch Qty 2 - Bolt Catch & Pivot Pin Clip Qty 1 - Balt Catch Pin Qty 2 - Hammer / Trigger Pin Qty 1 - Bolt Catch / Safety Spring Qty 1 - Safety Qty 1 - Pivot Pin Qty 1 - Bolt Cam Pin Qty 1 - Firing Pin Retainer Pin Qty 1 - Firing...

Replaces commonly lost, worn, or broken parts Be prepared with spares and backups Built for long lasting reliability Whether in the heat of competition or while having fun at the range, a missing or faulty part can quickly derail a great day. Grab...

At a Glance: Great for rimfire competitions Boost your gun’s reliability and performance Two color options to match YOUR firearm Get our best Ruger® Mark IV™ 22/45™ upgrades for Rimfire Challenge, Steel Challenge and other...

Great for rimfire competitions Boost your gun’s reliability and performance Get our best Smith & Wesson® SW22 Victory® upgrades for Rimfire Challenge and other speed shooting sports with the Race Gun Kit for SW22 Victory®...

The complete drop-in kit comes complete with our CNC Machined Disconnector, Target Hammer, Hammer Bushing, Target Sear, Target Trigger with plunger and spring. It also comes with pretravel and overtravel adjustments and includes medium strength Loctite...

The complete drop-in kit comes complete with our CNC Machined Disconnector, Target Hammer, Hammer Bushing, and Target Sear. It also comes with pretravel and overtravel adjustments. The Accurizing Kit for the Ruger MK IV will provide a crisp, clean 2.25lb...

This kit consists of our target hammer (including shims and bushings), hammer spring, target disconnector, target sear and target trigger (including polished plunger and spring) with overtravel adjustment. Also included is a recoil buffer to reduce wear...

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 Tune-Up Kit. The Pistol Competition Kit is designed...

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 Tune-Up Kit The Pistol Competition Kit is designed...

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 Tune-Up Kit The Pistol Competition Kit is designed...