Bb Tuba - long model, 4 rotary valves, in ABS case on wheels- Nickelsilver tuning pipe
- Ball-joint mechanism
- Adjustable thumb holder
- Bell: 425 mm or 16.73"
- Bore: 19.0 mm or 0.748 in.
- Height: 109,5 cm or 43.11"
- Weight: 9.4 kg- Lacquered body.