The lowest price component in this Fr. Brake Master Cylinder parts-list fiche is the Screw Wash.,4x12.
Parts such as the Fr. Brake Master Cylinder: Joint,lever, Lever Set,r.handl, Plate,diaphragm, Hose,comp.,fr.brk are included in the Cbr1000f Hurricane1000 1987 (h) Finland Fr. Brake Master Cylinder parts fiche.
In this schematic the "Washer,oil Bolt" is used most often.