Bb Sousaphone
- Four valves
- Body and bell made of fibre glass
- Diameter body inside: 53cm
- Diameter body outside: 78cm
- Bell diameter: 66cm
- Bore: 18.50 mm
- Body weight: 7.8 kg
- Bell weight: 2.5 kg
- Total weight incl. case: 21.4 kg
- Incl. mouthpiece and ABS light case (stand not included)