Back Trumpet Mouthpiece [Symphonic] 1 1/2C/22/24 Silver Plated Finish

The world's most popular Bach trumpet mouthpiece. Special mouthpiece that was only available for custom orders has been released as the Symphonic series As the symbolic name suggests, it is popular with orchestra and solists Cup: 1-1/4C (Diameter 17.00mm/Depth:M/rim:Moderate) The cup is for big and powerful players. The sound is bound to create a distance Throat: No.22 (3.99mm) Breathe more straight than normal 27 (3.66mm) Back bore: No.24 "Symphonic" dark and loud sound. A cup standard back bore. The most popular size of the special mouthpiece