Product name: Saxophone marching music clip round jack Material: Metal plating Color: Silver Dimensions: Front 95mm/3.74"" Oblique shank length 105mm/4.13"" Round mouth diameter 4mm/0.16"" Features: 1. Made of high quality metal plating, , can be used for a long time, better serve your instrument. 2. Elegant silver appearance, exquisite craftsmanship and smooth surface make your beloved instrument look even more beautiful. 3. Fine workmanship, is an ideal substitute for saxophone players. 4. It's perfect for beginners and marching bands, as a gift for friends, or on a desk in the office and at home. 5. Please not break the music clip at will, easy to cause damage.