The Camshaft(s)/tensioner is made up of components including this Camshaft-valve which is the most expensive.
The lowest price component in this Camshaft(s)/tensioner parts-list fiche is the Bolt,allen,6x18.
Some items from this specific schematic: Bracket,chain Guide, Nut,cap,18mm, Bolt,allen,6x18, Washer,18.3x24x1.4.