The Horn Guys - Conn Helleberg Tuba Mouthpiece
Classic tuba mouthpiece shape in 2 sizes, made famous by John Helleberg, principal tuba of the John Phillip Sousa Band. Available in 2 sizes, the 120S is a deep cup and the 7B is a medium deep cup, slightly narrower as well. In silver plate finish.
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Conn Helleberg Tuba Mouthpiece
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