The Cb250 2000 (y) England / Mph Backrest consists of seven pieces with the Backrest being the most expensive.
Some items from this specific schematic: Backrest, Washer,plain,6mm, Bolt,flange,6x12, Nut, Flange, 8mm.
The lowest price component in this Backrest parts-list fiche is the Washer,plain,8mm.