Some items from this specific schematic: Nut, Bolt, Screw (6x15), Spacer(6.2x8.3x5.7).
The Screw (6x15) is the most widely applied product in the GS850G 1979 (N) USA (E03) REAR FENDER ( three times ).
Of all the components that make up this Rear Fender the Washer(6.5x18x1) has the lowest price.