Soloflex Muscle Machine with Butterfly and Leg Extension.
https://www.soloflex.com/store/classic-soloflex/classic-soloflex-muscle-machine-with-butterfly-and-leg-extension.html
This item is like new. For a long list of exercize photos that are possible with the Soloflex, please see this link :
http://rockyromero.typepad.com/soloflex/files/SOLOFLEXWEB.pdf