Pitch Bb
Bore 0.590" 1st, 2nd, 3rd valve
0.630" 4th valve
Beker diameter 310 mm
Receiver Patented adjustable receiver
Ventielhuis Compensated
Valves 4 x chromenickel steel
Ventieldrukkers Brass, flat
Main tuning slide Red brass
Triggers Main tuning slide (optional)
Waterkleppen 3
Wanddikte 0.020", 0.022", 0.024" or 0.028"