The (5x20) Cross Screw is the most widely applied product in the GS1100 1984 (E) USA (E03) HEADLAMP HOUSING - FRONT FENDER ( four times ).
Of all the components used in this assembly the Fender,front is the most expensive.
This schematic depicts all components used in the Gs1100 1984 (e) Usa (e03) Headlamp Housing - Front Fender partslist.