Denis Wick 5880E Euphonium SM6MU, Mouthpiece for Euphonium, Steven Mead Ultra Series, Diameter: 37.92 mm, Cup diameter: 25.40 mm, Rim: 6.30 mm, Bore: 6.66 mm, Backbore: V-type, Heavier outer shape, Slightly more rounded cup and sharper inner edge to...
