Item Type: Clarinet Tuning Tube_x005F_x000D_Material: Metal 1IMPROVE TONE: The kit includes 2 pcs clarinet tubes, which can improve the tone focus and intonation, making the tone even better. 2RELIABLE MATERIAL: The clarinet barrel is made of metal and engineering wood, with a smoothly surface, without cracks, comfortable to the touch. 3EASY TO USE: The clarinet pitch tube is easy to to install and use, with high strength, ideal for your performance. 4STANDARD SIZE: The clarinet pitch pipe has standard size and interface, can match with your instrument ly, and replace old part directly. 5EASY CARRYING: The clarinet tube is compact in size and light in weight, which is very easy to be carried around for backup.