|mainimage=Dental expansion screw.jpg
|propimage=Dental expansion screw prop.jpg
|manufacturer=Glenross Ltd., 22 Foley Street, London, W. 1
|partname=Large (Old Style) Dental Expander
|partnumber=Patent Registeration No. 860918
|available=Extremely rare and difficult to find.
|info=Although only one expansion screw is used on Boba Fett, multiple of the Small size expanders are found on the Darth Vader revealed helmet.
Overall Height: 0.495"
Width of Main Body (closed position): 0.348"
Overall Width (closed position): 0.615"
Important Associated Threads in Discussion Forum:
Left gauntlet dental expander