The most expensive part in this assembly is the Battery Assy.(yb2.
The Screw-washer,6x16 is the lowest priced item on this Battery (gl1500l/am/sem/an/sen) schematic.
The Screw Wash 5x10 is the most widely applied product in the GL1500 GOLDWING 1990 (L) GERMANY BATTERY (GL1500L/AM/SEM/AN/SEN) ( six times ).