Haag BossBone Contrabass
F/C/Db or F/D/BBb large-bore contrabass trombone · professional · current
Contrabass trombone in F with Bosc rotary valves
| Type | contrabass |
|---|---|
| Key | F/C/Db or F/D/BBb |
| Bore class | large |
| Bore size | .571″ |
| Valve configuration | Double valves (dependent) |
| Valves | 2 |
| Rotor type | open-flow |
| Bell diameter | 10.629″ |
| Bell material | gold brass |
| Bell construction | hand-hammered |
| Level | professional |
| Era | current |
| Country | Switzerland |
| Price (MSRP) | $18,175 |
Features: HAAG/Bosc rotary valve (open passage, only 80 rotation). Available F/C/Db or F/D/BBb. Hand-hammered gold brass bell, optional nickel-silver rim; bell options red/gold/yellow brass or bronze, changeable or fixed. Screw bell +~$300; hand-engraved bell +~$1000. Includes leather bag.