Some items from this specific schematic: Joint Comp,upper, Bush, Damper, Adjuster, Spring, Nut,hex.,10mm.
The most reasonably priced component used on the Ct125 1982 (c) England F-17 Rear Cushion is the Nut,hex.,10mm.
The F-17 Rear Cushion assembly is constructed from several parts from which the Cushion Assy.,rr. is the most expensive.