The Gear Change Mechanism assembly is constructed from several parts from which the Lever-comp-change Sha is the most expensive.
The Circlip-type-c,12mm is the cheapest item from this partsfiche.
A sample from the products for the Gear Change Mechanism include: Bolt-upset 6x20, Spring,chg Pedl Rtrn, Nut-hex, Spring-kick Pawl.