The Circlip-type-c,12mm is the lowest priced item on this Valve(s)/camshaft(s) schematic.
The Valve(s)/camshaft(s) assembly is constructed from several parts from which the Camshaft-comp is the most expensive.
With a quantity of eight pieces, the Collet is the most used part in the VALVE(S)/CAMSHAFT(S) diagram.