Orchestral & Wind Instruments
Adams Sonic Euphonium
Adams Sonic Bb Euphonium, Bb Euphonium, Brass body and bell, 4 Perinet valves, Arrangement 3+1, Bore: 1st-3rd valve 15.00 mm / 4th valve 16.00 mm, Bell Ø: 305 mm, Wall thickness: 0.55 mm, Completely silver plated, Incl. Marcus Bonna case
https://www.bizrate.co.uk/orchestralinstruments/adams-sonic-euphonium-oid12926301429.html