The Volquartsen Picatinny Scope Mount designed to fit Ruger
MKI, MKII, MKIII, MKIV and 22/45 pistols. The mount is
designed to be a no gunsmithing mount for those
receivers that are drilled & tapped from the factory.
CNC machined from aluminum alloy to mil-spec Picatinny
tolerances. The rear sight does not need to be removed
to install this mount. Includes three mounting screws.