Cerveny CFB 631-4G-O Junior Tuba
Series: 31.
Model: Junior, compact design.
Tuning: F.
Size: 1/4.
Cylinders: 4.
Miniball system.
Finish: Yellow Brass.
Pipe: 16,2mm (.638 ").
Bell: 400mm.
Pumps: Nickel Silver.
Mouthpiece: Red Brass Silver.
Foaming at the mouth: Yes.
Lacquered.
HARD CASE: Yes.
Ring bell: No.