Parts such as the Front Wheel: Cam Frt Brake, Tire 350-102p Tw3, Gear,speedometer, Panel Comp.,front are included in the St50 Dax Norway Front Wheel parts fiche.
In this schematic the "Washer,plain, 6mm" is used most often.
The Front Wheel is made up of components including this Hub,front Wheel which is the most expensive.