In this schematic the "Bolt 5x12" is used most often.
Parts such as the Magneto: Bolt, Clamp,plsr Coi, Starter Assy, Bolt are included in the Rgv250 1993 (p) (e02 E04 E21 E22 E24 E34) Magneto parts fiche.
Of all the components used in this assembly the Starter Assy is the most expensive.