Of all the components that make up this Camshaft/valve the Cotter,valve has the lowest price.
Parts such as the Camshaft/valve: Shim,tappet (2.67, Shim,tappet (2.57, Shim,tappet (1.65, Shim,tappet (1.42 are included in the Cb600f3 Hornet 2009 (9) England / Mkh St Camshaft/valve parts fiche.
In this schematic the "Cotter,valve" is used most often.