willie's Custom Brass Willie's Tuba Mouthpiece MK Series MK-C II (SP)

The cup is hollowed out larger than the inner diameter of the rim, providing both a rich sound and quick response. Supervisor: Masaru Kina (part-time lecturer at Senzoku Gakuen College of Music) Rim diameter 32.07 (mm) Throat diameter 8.22 (mm)