Check out any of the twelve Footrests components enlisted.
The Washer,6.5x13x2.0 is the lowest priced item on this Footrests schematic.
Parts such as the Footrests: Step,rr,lh, Washer,step Fitting, Bolt,bank Sensor, Pin are included in the Er500b3 Er5 1999 France Nl Fg Footrests parts fiche.