The lowest price component in this Rear Combination Lamp (vzr1800zk7/zk8/zk9) parts-list fiche is the Screw.
The twenty Vzr1800n Boulevard M109r 2009 (k9) California (e33) Rear Combination Lamp (vzr1800zk7/zk8/zk9) component parts are all listed in this schematic.
In this schematic the "Washer(5.5x20x1.2)" is used most often.