The Honda REAR CUSHION has sixteen products enlisted in the schematic.
The Nut,hex.,10mm is the cheapest item from this partsfiche.
Parts such as the Rear Cushion: Washer,10.3m/m, Collar,rr Cushion, Adjuster, Spring, Nut, 10mm are included in the Cx500c Custom 1980 (a) Germany / Full Power Rear Cushion parts fiche.