The component with the lowest price in the REAR COMBINATION LAMP (E17) schematic is the Bolt.
In this schematic the "Bolt" is used most often.
The twenty-eight Gs850g (e01 E02 E04 E17 E18 E21 E22 E24 E25 E26 E34 E39 Rear Combination Lamp (e17) component parts are all listed in this schematic.