CNC machined in-house to the strictest tolerancesBuilt from the toughest 7075 grade aluminum and Type III anodized to military specifications to insure the toughest

or MK IV pistol

and Ruger made): Dark or Traditional models: Marlin 336 stocks

they are milled from one piece

Bolt Tune Up Kit für Ruger MK I, II, III, IV, 22/45 # Topseller CNC machined in-house to theThe Volquartsen Bolt Tune Up Kit for the Ruger MK I, II, III, IV and 22 45 contains two of their most popular items ever: the Exact Edge Extractor and our SureStrike Firing Pin. This kit is designed to eliminate light hits and stovepipes. An Installation manual can be found here.