Some items from this specific schematic: Screw, Adjusting, Spring, Compression (italy), Washer, Plate (898 Ski), Headlight Unit Assy.
The Ybs67-5 Washer, Spring is the lowest priced item on this Headlight schematic.
This Headlight diagram displays the required parts for the Rx50 50special 1983 (d) Usa Headlight.