willie's Custom Brass Willie's Tuba Mouthpiece MK Series Walküre MK (SP)

A prototype of the Walküre for tuba. The cup of the MK-C II is deeper, aiming for a German sound. Supervisor: Masaru Kina (part-time lecturer at Senzoku Gakuen College of Music) Rim diameter 32.07 (mm) Throat diameter 8.22 (mm)