This schematic depicts all components used in the Gs450su 1988 (j) Germany (e22) Cam Chain partslist.
The lowest price component in this Cam Chain parts-list fiche is the Screw.
A sample from the products for the Cam Chain include: Washer, O Ring(d:1.9,id:5.7), Guide,cam Chain No.3, Seal,oil(10x16x4).