Some items from this specific schematic: Spacer,t=0.1, Weight-ramp,7700ft-, Spacer,high Altitude, Weight-ramp,4700-7700.
Of all the components that make up this Optional Parts(converter) the Spacer,t=0.1 has the lowest price.
The Weight-ramp,4700-7700 is the most widely applied product in the KVF360-A2 PRAIRIE360 2004 USA / 4X4 Optional Parts(Converter) ( four times ).