Product Description: Advantages: 1.Every product has a unique Manufacturing Part Number label on the inner package that proves it has been qualified,which include Part Number,Model Number and inspection date information 2.If you have any questions about the item,please provide us the Manufacturing Part Number for checking,your profits will be guaranteed.3.Bend neck designed for alto saxophone, a good replacement for your old saxophone neck.4.Alto saxophone bend neck resonant highly and allows for superior air-flow, pitch and intonation.5.Suitable for a wide variety of people,such as beginners, school band and orchestra players.6.Great accessory for marching saxophone players.7.Heavy-duty springs in the clips contribute to years of reliable use. Specifications:Material:Metal plating & Brass with Silver plated & PlasticColor:Silver & Silver plated & BlackSize:Saxophone Marching Spectrum Clip Size:4x6x10cm/1.57x2.36x3.94in(Square socket x Rod)Alto Saxophone Elbow Bend Neck Port diameter: 24.5mmAlto Saxophone Elbow Bend Neck Total length: 18CM/7.08InchAlto Saxophone Plug:2.2x4.15cm/0.87x1.6inch(DiaxH)Weight:188 g Package include:1 x Saxophone Marching Spectrum Clip1 x Alto Saxophone Elbow Bend Neck 2 x Alto Saxophone Plug