In this schematic the "Bolt-upset-ws,10x16" is used most often.
The most reasonably priced component used on the Kaf300-c1 Mule550 1997 Usa Rear Hubs/brakes is the Bolt-upset-ws,10x16.
The Rear Hubs/brakes is made up of components including this Panel-assy-brake,rr which is the most expensive.