Some items from this specific schematic: Guard,front Bumper, Nut,12mm, Bolt-flanged,6x16, Bar-comp,cab Frame,rr.
The component with the lowest price in the GUARDS/CAB FRAME schematic is the Bolt-flanged,6x16.
This Bar-comp,cab Frame,rr is the most expensive of the items that make up this Guards/cab Frame assembly.