This is a 1960 Early 1970s Single Vintage Gibson Deluxe Double Line Guitar Tuner.It has a bent shaft as seen in the pictures.It is for the Treble or High Side.Used on Late 1960s Early 70s SGs etc.It works.Has some normal wear and tarnishing.Looks vintage.Sold as is as you see it.Please look at all the pictures.Sold As Is.All Sales Final.No Returns.Buyer pays shipping,thanks