A sample from the products for the Rear Hub include: Bearing-ball,#6304zzc, Collar,20.2x28x89, Pin-cotter,4.0x35, Ring-snap.
The Pin-cotter,4.0x35 is the cheapest item from this partsfiche.
In this schematic the "Bearing-ball,#6304zzc" is used most often.
