Conn Helleberg Series Tuba Mouthpiece in Gold Standard Helleberg 120 Gold Plated

The Conn Helleberg Tuba Mouthpieces are named after the principal tubist of the Sousa band These mouthpieces are designed to produce a very deep, organ-like tone with excellent volumeYou may also like Mouthpiece, Euphonium / Baritone, Helleberg, Silve.