Yamaha YSL-640
Bb/F medium-bore tenor trombone · professional · current
Professional medium-large-bore F-attachment tenor.
| Type | tenor |
|---|---|
| Key | Bb/F |
| Bore class | medium |
| Bore size | .525″ |
| Valve configuration | F attachment |
| Valves | 1 |
| Rotor type | traditional rotary |
| Bell diameter | 8.5″ |
| Bell material | yellow brass |
| Bell construction | two-piece |
| Slide | outer brass, inner chrome-plated nickel silver |
| Leadpipe | fixed |
| Finish | gold epoxy lacquer |
| Level | professional |
| Era | current |
Features: F-attachment; small shank
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