The Bolt,flang,6x16 is the lowest priced item on this Tail Light schematic.
Parts such as the Tail Light: Screw,tap.,3x42, Bulb,taillight, Lens,taillight, Collar19x6.2x13.5 are included in the Z50j2 Monkey Japan Tail Light parts fiche.
The Tail Light assembly is constructed from several parts from which the Unit.,tail Light is the most expensive.