The most reasonably priced component used on the Kz1100b2 Gpz 1982 Usa Canada Headlight (kz1100-b1) is the Nut,8mm.
Of all the components used in this assembly the Lamp-head is the most expensive.
With a quantity of four pieces, the Screw-pan-cros is the most used part in the HEADLIGHT (KZ1100-B1) diagram.