On this parts fiche the Bolt,flange,6x20 is the most specified component.
The most reasonably priced component used on the Vt1100c2 Shadow 2000 (y) Australia / Kph Pulse Generator is the Bolt,flange,6x20.
The seven Vt1100c2 Shadow 2000 (y) Australia / Kph Pulse Generator component parts are all listed in this schematic.