Parts such as the Cam Chain: Bolt,flange, Guide,cam Chain, Bolt,flange,6x22, Sprocket,cam are included in the Trx450fe Fourtrax 2002 (2) Australia Cam Chain parts fiche.
On this parts fiche the Bolt,flange is the most specified component.
The lowest price component in this Cam Chain parts-list fiche is the Bolt,flang,6x16.