Parts such as the Headlight: Bolt Flang 6x12, Sub Cord,head Lig, Spring,beam Adjus, Unit Headlight are included in the Pk50m Wallaroo 1995 (s) Belgium / Cmf Headlight parts fiche.
In this schematic the "Screw,special,6x1" is used most often.
The lowest price component in this Headlight parts-list fiche is the Screw,beam Adjust.