Parts such as the Tail Light: Collar.6.2x13.5, Rubber,cushion, Washer,chain Case, Collar,6.3x13 are included in the Z50jn Monkey Japan Tail Light parts fiche.
The component with the lowest price in the TAIL LIGHT schematic is the Bolt,flang,6x16.
Of all the components used in this assembly the Unit.,tail Light is the most expensive.