Yamaha YSL-872
Eb dual-bore alto trombone · custom · current
Custom Eb alto trombone with half-step trill rotor.
| Type | alto |
|---|---|
| Key | Eb |
| Bore class | dual |
| Bore size | .470/.490″ |
| Valve configuration | Straight (no valve) |
| Valves | 1 |
| Rotor type | traditional rotary |
| Bell diameter | 7.125″ |
| Bell material | yellow brass |
| Bell construction | one-piece |
| Slide | outer yellow brass, inner chrome-plated nickel silver |
| Leadpipe | fixed |
| Finish | clear lacquer |
| Level | custom |
| Era | current |
Features: Half-step trill rotor; yellow-brass outer slide; one-piece hand-hammered bell
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