Conn Helleberg Series Tuba Mouthpiece in SilverProduct #483833 Conn 483833 INCH Tuba & Sousaphone Mouthpieces https://www.esnapw.com/rses/ESnapServlet?MerchantNumberSent=63655
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Professional quality tuba mouthpiece.
The Helleberg Series is named for August Helleberg, the principal tubist in the Sousa Band. The Model 120-S mouthpiece produces excellent volume with a deep, organ-like tone, while the Model 7B produces a brighter tone with more volume.