The Rear Brake Master Cylinder is made up of components including this Sub Assy,rear M/c which is the most expensive.
With four applications this Washer,oil Bolt is the most specified part.
Parts such as the Rear Brake Master Cylinder: O-ring,14.8x2.4, Bolt Flang 6x20, Hose,m/c, Hose Comp,rr Brk are included in the Cbr900rr Fireblade 1997 (v) England Rear Brake Master Cylinder parts fiche.