Parts such as the Handlebar / Switches: Cover Comp.throt., Mark,throt.caut., Sub Harness Wire, Arm Comp.throttle are included in the Atc70 1980 (a) Usa Handlebar / Switches parts fiche.
The component with the lowest price in the HANDLEBAR / SWITCHES schematic is the Screw,cross 5x6.
Of all the components used in this assembly the Pipe Strg.handle is the most expensive.