MIRAPHONE-Bb-Euphonium M5050 Ambassador, E30

MIRAPHONE-Bb-Euphonium M5050 Ambassador Edition, E30, compensating, ergonomic, 4 valves, model Ambassador, bell diameter 310 mm (12,205 inch), number of valves 4 (3R/1L), water key on 1st and 3rd valve slide, trigger on main tuning slide, with protection guard, heavy weight mouthpiece receiver, without strap ring, with lyre holder, piston valves, compensating, bore of valve section conical 15,5 - 16,2 mm (0,61 - 0,638 inch), top action, ergonomically designed 4th valve, ergonomic handling of 4th valve (3rd valve slide closer to body), vented valves for pressure compensation, protection guard with reinforcement, material of mouthpipe gold brass, gold plated small parts, silver plated, mouthpiece BT16.