Superbone
| Superbone | |
| Brass instrument | |
|---|---|
| Classification | |
| Hornbostel–Sachs classification | 423.2 (Sliding and Valved aerophone sounded by lip movement) | 
| Developed | Mid-19th century; late 20th century revival | 
| Related instruments | |
| Musicians | |
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| Builders | |
The superbone (sometimes known as the double trombone) is a hybrid tenor trombone in B♭ that has both a slide like a regular trombone and a set of valves like a valve trombone. It is a relatively rare instrument.