Bach 50B
Bb/F large-bore bass trombone · professional · current
Professional single-valve bass trombone; traditional-wrap F attachment; symphonic clarity and projection
| Type | bass |
|---|---|
| Key | Bb/F |
| Bore class | large |
| Bore size | .562″ |
| Valve configuration | F attachment |
| Valves | 1 |
| Rotor type | traditional rotary |
| Wrap | closed wrap |
| Bell diameter | 9.5″ |
| Bell material | yellow brass |
| Bell construction | one-piece |
| Slide | chrome-plated nickel silver inner tubes; yellow brass outer slide |
| Finish | clear lacquer |
| Level | professional |
| Era | current |
| Country | USA (Elkhart, Indiana) |
Features: Stradivarius line; single rotor F attachment; includes large-shank mouthpiece and woodshell case