5 String Ultra Wittner Composite Tail Piece W/nylon Adjustable Gut Wittner Ultra Composite 5 String Violin Tail Piece German product with tail gut 4/4 Violin Very Light Black Composite 5 fine tuners installed Stamped Wittner on underside, if not stamper it is not a Wittner Will ship in factory pack w/Wittner logo