This rear sight elevation adjuster mounts to the Schmidt Rubin K31 rifle’s rear sight.  Used for fine elevation adjustment in the rear sight of the K31. Creates a point of impact shift of 2.5cm at 300m per click of the adjustment screw according to the manufacturers information.  It will not work in conjunction with the diopter sights.

Two knob sizes available.  Thick knob or thin knob.

Please specify preference when ordering.