The Washer,plain, 6mm is the cheapest item from this partsfiche.
The sub assemblies and components that make up this F-9 Rear Wheel include this Hub,rear Wheel, the most expensive part.
A sample from the products for the F-9 Rear Wheel include: Nut, Flange, 10mm, Oil Seal,28x42x7, Sprocket,driven, Sprocket,final.