Of all the components that make up this Battery (gl1500j/k) the Screw-washer,6x16 has the lowest price.
Parts such as the Battery (gl1500j/k): Cover Terminal, Sw.comp.,start.ma, Nut,hex,6mm, Tray,battery are included in the Gl1500 Goldwing 1989 (k) Austria / Kph Battery (gl1500j/k) parts fiche.
In this schematic the "Spg/washer,6mm" is used most often.