The component with the lowest price in the STEERING XS650D/E/E006501~/F schematic is the Ball.
The sub assemblies and components that make up this Steering Xs650d/e/e006501~/f include this Crown, Handle, the most expensive part.
Some items from this specific schematic: Holder, Handle Upper, Ybs67-10 Washer, Spring, Nut, Crown, Nut.