The component with the lowest price in the F-24 schematic is the Screw,tapping5x20.
Parts such as the F-24: C.d.i.unit, Bolt.flange 6x12, Relay,winker, Band A3,wire are included in the Mt50s 1980 (a) Belgium F-24 parts fiche.
This F-24 assembly utilises two Screw,tapping5x20(s) - the highest specified component.