Conn Bb Euphonium EP654 EP654

Bb Euphonium EP654 EP654, CG Conn Brass. Double bore .570'' / .610'' = 14.5 / 15.5mm. Brass bell ⌀. 11'' = 280mm. Gold brass leadpipe. Nickel silver outer slides. 4 valve top action inline. Stainless steel valves. Finish: clear varnish. Original VINCENT BACH 6 1/2AL mouthpiece and valve oil. Lightweight case with backpack straps. . .