Our full-sized 5 Valve BBb tuba. This is the best value on the market for a large 5 valve horn
- The Dillon 12915 BBb tuba is a large 5/4 size:
- 4 Piston Valves, 1 Rotor Valve of .835" bore
- 18.5" yellow brass bell
- Nickel-Silver leadpipe
Comes with a mouthpiece and a hard case.