The Screw Wash.,4x12 is the cheapest item from this partsfiche.
The Fr. Brake Master Cylinder assembly is constructed from several parts from which the M/c Assy,fr Brk is the most expensive.
This schematic depicts all components used in the Gl1500a Goldwing Aspencade 1992 (n) Spain / Kph Fr. Brake Master Cylinder partslist.