The component with the lowest price in the HEADLAMP (GS1000C) schematic is the Screw.
With three applications this Screw is the most specified part.
Parts such as the Headlamp (gs1000c): Screw, Spacer (8.8x12x7), Housing,headlamp(black), Bolt are included in the Gs1000n 1979 (n) Usa (e03) Headlamp (gs1000c) parts fiche.