The twenty-four Cbr600f Hurricane 1988 (j) Germany / Kph Fr. Brake Master Cylinder component parts are all listed in this schematic.
On this parts fiche the Washer,oil Bolt is the most specified component.
The most reasonably priced component used on the Cbr600f Hurricane 1988 (j) Germany / Kph Fr. Brake Master Cylinder is the Screw Wash.,4x12.