The lowest price component in this Left Handle Switch parts-list fiche is the Nut 6mm.
With a quantity of two pieces, the Screw is the most used part in the LEFT HANDLE SWITCH diagram.
twelve components are listed in the schematic for this Gs1000h 1980 (t) (e01 E02 E04 E17 E18 E21 E22 E24 E34) Left Handle Switch .