746" and 1/2 x 28 tpi thread

Eine Installationsanleitung gibts hier

die überall Entlüftungslöcher haben

was die Sicherheit erhöht

Bolt Keeper verbreiterter Verschlussfanghebel für Ruger Mark IV 22/45 # color:black 746" and 1/2 x 28At a glance: Aggressive step geometry for maximum traction More purchase than factory lever Machine cut locking feature for secure installation Tired of the difficulty of manipulating the stock bolt stop lever? The TandemKross Bolt Keeper Extended Bolt Stop for Ruger Mark IV 22 45 facilitates effortless locking and releasing the bolt by providing an extended, wider, lever. The horizontal step cut design ensures positive thumb engagement to better