Interesting.
http://www.ebay.de/itm/Saxophon-ca-...739858?pt=Blasinstrumente&hash=item2573b08b92
Looks as if it's either a double tenon socket, or the socket's broken off the body.
http://www.ebay.de/itm/Saxophon-ca-...739858?pt=Blasinstrumente&hash=item2573b08b92
Looks as if it's either a double tenon socket, or the socket's broken off the body.