The component with the lowest price in the BATTERY CASE schematic is the Pin,cotter,2.0x12.
A sample from the products for the Battery Case include: Screw-pan-wp-cros, Collar,l=5.6, Pin,cotter,2.0x12, Bracket.
This BATTERY CASE assembly utilises nine Bolt-flanged,6x14,bla(s) - the highest specified component.