Liberation Mr. P 6.5 Signature Tuba Mouthpiece discount Inner Diameter: 32mm/1

Inner Diameter:  32mm/1

Throat/Bore

The Canadian Brass MB-83 has the same exterior shell as the Arnold Jacobs Heritage Tuba Mouthpiece but has a smaller diameter

The combination of a unique rim

Liberation Mr. P 6.5 Signature Tuba Mouthpiece discount Inner Diameter: 32mm/1The Mr. P 6. 5 tuba mouthpiece by Liberation is designed by Daniel Perantoni, Professor of Music at the distinguished Jacobs School of Music at Indiana University. Also known as Mr. P, Perantoni has been in the mouthpiece business for several decades and the 6. 5 is the modern version of an earlier very successful design. The Mr. P Signature tuba mouthpieces have been engineered for better response, ease of playability, and a centered, focused sound.