Code cylinder

A code cylinder was a security device in the shape of a short cylinder that was used by the Galactic Empire. It contained coded information about is wearer. Code cylinders were typically carried in narrow pockets just below each shoulder of the Imperial military uniform.

Appearances

 * Star Wars: Episode III Revenge of the Sith
 * Tarkin
 * Star Wars: Episode IV A New Hope
 * Star Wars: Episode V The Empire Strikes Back
 * Star Wars: Episode VI Return of the Jedi