The Stud,10x19.5 is the most widely applied product in the ER500B4 ER5 2000 EUROPE FR FG REAR HUB ( six times ).
The Pin-cotter,4.0x35 is the cheapest item from this partsfiche.
Some items from this specific schematic: Cam-brake, Wheel-assy,rr,g.gray, Bearing-ball,6303lluc, Coupling-assy,rr Hub,.