| Key | Bb & F |
| Level | Double |
| Valve | 4 Rotary Valves |
| Finish | Brass Lacquered |
| Leadpipe | Rose Brass |
| Slide | Cupronickel |
| Bell | Fixed Yellow Brass |
| Bell Size | 306mm (12.05") |
| Bore Size | 11.8mm (.465") |
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| Key | Bb & F |
| Level | Double |
| Valve | 4 Rotary Valves |
| Finish | Brass Lacquered |
| Leadpipe | Rose Brass |
| Slide | Cupronickel |
| Bell | Fixed Yellow Brass |
| Bell Size | 306mm (12.05") |
| Bore Size | 11.8mm (.465") |