YSL-871/872 Alto Trombones
| YSL-871 | YSL-872 | ||
|---|---|---|---|
| Key | Eb | Eb/D | |
| Bell Material | Yellow brass | Yellow brass | |
| Bell Diameter | 181.8mm (7-1/8") | 181.8mm (7-1/8") | |
| Bore Size | Dual: 11.95-12.45mm (0.47-0.49") | Dual: 11.95-12.45mm (0.47-0.49") | |
| Outer Slide Material | Nickel silver | Yellow brass | |
| Inner Slide Material | Nickel silver | Nickel silver | |
| Finish | Clear lacquer | Clear lacquer | |
| Mouthpiece | SL-48AS | SL-48AS | |
| Case | Included | Included | |
