Parts such as the Front Wheel - Disk: Collar,front Dist, Washer, 12.5mm, Hub,front Wheel, O Ring,42x2.5 are included in the Cb50j Germany Front Wheel - Disk parts fiche.
In this schematic the "Spoke,b.fr.wheel" is used most often.
The sub assemblies and components that make up this Front Wheel - Disk include this Tire,250-17nt-81b, the most expensive part.