Set of three automatic meter coupled extension tubes suitable for Canon FD manual focus cameras, they fit between the body and normally a 50mm standard lens, you can use either one, two or all three tubes, the deeper the extension the closer you will get to the subject and the smaller the area that you will photograph.
Ideal for photographing stamps, coins, flower heads and similar small subjects, in full working order in good condition and boxed.
Ref Extension Tubes S180