The Rear Master Cylinder assembly is constructed from several parts from which the Cylinder Assy,rr Master is the most expensive.
With four applications this Washer(10x15x1.5) is the most specified part.
Parts such as the Rear Master Cylinder: Washer, Screw(6x20), Yoke, Clamp,rr Brake are included in the Gsxr750 2005 (k5) Usa (e03) Rear Master Cylinder parts fiche.