Description Product Description The Getzen 3508 Custom Jazz Series Trombone offers amazing performance and response. The 3508 Series features a .500-.508-inch dual bore design with three interchangeable leadpipes. Each varies in openness to customize the trombone to the needs of the player. The handslide is made of lightweight nickel silver which increases response and action. The Getzen 3508 Custom Jazz Series Trombone includes a hard shell wood case and Griego Custom mouthpiece.Created in the Getzen ProShop from tried and true designs, each Custom Series trombone offers the choice between yellow and red brass bells along with the flexibility of three interchangeable leadpipes. With these outstanding features, combined with unmatched craftsmanship, it's plain to see why Getzen Custom Series trombones are an industry leader.All Getzen Custom Series instruments are covered by the Getzen Platinum Warranty which offers a lifetime guarantee against defects in workmanship and materials on all parts of the instrument.