In this effect the magician plays a song on a regular guitar, and then places the guitar in a small stand, the stand is now removed and the guitar remains suspended in midair, a metal hoop is then moved over the floating guitar, (See the Vintage Video)
you are supplied with one regular guitar, one metal hoop, one stand, one gimmick plate, and one special folding chair.
Price $400 plus shipping.  Sorry no overseas shipping