The component with the lowest price in the Frame Fittings schematic is the Pin,cotter,2.0x12.
A sample from the products for the Frame Fittings include: Seal, Hook,seat, Grommet, Washer,7x18x1.2.
This schematic depicts all components used in the Kvf360-c8f Prairie360 2008 Usa / 4x4 Frame Fittings partslist.