The most reasonably priced component used on the Pk50 Wallaroo 1994 (r) Norway Winker is the Screw,tapping,4x3.
This schematic depicts all components used in the Pk50 Wallaroo 1994 (r) Norway Winker partslist.
The sub assemblies and components that make up this Winker include this Winker Assy.,l.rr, the most expensive part.