The most reasonably priced component used on the Vzr1800 Boulevard M109r 2012 (l2) Usa Califo Canad (e03 E33 E28) Rear Combination Lamp (vzr1800z L2 E33) is the Screw.
Some items from this specific schematic: Cushion, Screw, Bracket,rr Side Rr,l, Clamp(l:45).
Of all the components used in this assembly the Lamp Assy,rr Combination is the most expensive.