VOLQUARTSEN RUGER MK IV Abzugs-Kit Drop-In Accurizing Kit Makes an Excellent Rimfire Pistol Even Better Volquartsen's Ruger® Mark IV Accurizing Kit enables you to easily swap key factory parts with upgraded replacements to get better performance from your pistol. Includes an upgraded trigger that allows precise pre-travel and over-travel adjustment, plus upgraded hammer/strut assembly, hammer bushing, sear, plunger, and spring. After the upgrades are installed, you will enjoy noticeably smoother, tighter, and more precise operation from your Mark IVÖ. The Volquartsen Ruger® Mark IVÖ Accurizing Kit will give your pistol a crisp, clean 2.5 lb. trigger pull, and it also eliminates the magazine disconnect. Fits all variations of the Mark IV, including 22/45 Gives a crisp trigger pull Hammer and sear are wire-EDM cut from A2 tool steel for excellent wear resistance & retention of...