Parts such as the Transmission (1): Shaft,m.trans, Gear,c.low, Washer,thrust, Circlip, 17m/m are included in the Z50j Monkey 1979 (z) General Export (kph) / Ms Transmission (1) parts fiche.
On this parts fiche the Circlip, 17m/m is the most specified component.
The Washer,14mm is the cheapest item from this partsfiche.