King Bb Euphonium 623 Diplomat 623

Bb Euphonium 623 Diplomat 623, King/Benge. 3-valve 'top action'. ¾. size, especially for students. Bore .562'' = 14.27mm. Bell ⌀. 10'' = 254mm. Straight bell. Including mouthpiece. Hard case. Varnished. . Whether in jazz clubs, in the world's best big bands, or in marching bands, King instruments are always the first choice, offering superior projection and excellent intonation..