With two applications this Bolt, Front Rh is the most specified part.
Parts such as the Rear Master Cylinder: Washer,lock, Bolt, Front Rh, Plate,diaphragm, Screw are included in the Gsx1100es 1985 (f) (e01 E02 E17 E21 E22 E24 E25 E26 E34 E39) Rear Master Cylinder parts fiche.
Of all the components used in this assembly the Cylinder Assembly,rear Master is the most expensive.