Parts such as the Headlight 84-85 (1200i/al): Cover,rubber, Seal Packing, Cover, Cable Beam Adjust are included in the Gl1200a Goldwing Aspencade 1985 (f) Usa California Headlight 84-85 (1200i/al) parts fiche.
In this schematic the "Screw,taping 4x10" is used most often.
Of all the components used in this assembly the Light Assy is the most expensive.