The Bolt Flang 6x12 is the lowest priced item on this Wire Harness/ Ignition Coil schematic.
The sixteen Pk50s Wallaroo 1993 (p) Belgium / 25k Wire Harness/ Ignition Coil component parts are all listed in this schematic.
On this parts fiche the Bolt Flang 6x12 is the most specified component.