1Tuning Barrel: This tuning tube can help flat the high pitch of your clarinet to B tones and improving the playing as well. 22Pcs in Total: There are 2pcs pitch pipe in total, which adds more convenience to the replacement of old and damaged parts. 3Pretty Design: Combining gorgeous silver and elegant black, the pretty design will be an excellent decoration on clarinet. 4Good Material: The application of high quality metal and plastic materials promises great durability for long term using. 5Easy to Install: Designed to have a light weight and a compact size, the convenient installation can be quickly finished.