The most reasonably priced component used on the Rmx250 1992 (n) Usa (e03) Rear Calipers (model K) is the Bolt.
Parts such as the Rear Calipers (model K): Pin,hanger, Boot, Pad, Cap,bleeder are included in the Rmx250 1992 (n) Usa (e03) Rear Calipers (model K) parts fiche.
This schematic depicts all components used in the Rmx250 1992 (n) Usa (e03) Rear Calipers (model K) partslist.