可以捲動
| 規格 | 調性 | Bb | Bb | |
|---|---|---|---|---|
| 琴體 | Yellow brass | Yellow brass | ||
| 揚聲口直徑 | 500mm (19 5/8") | 500mm (19 5/8") | ||
| 管徑 | 18.5-20.0mm (0.728-0.787") | 18.5-20.0mm (0.728-0.787") | ||
| 高度 | 1048mm | 1048mm | ||
| 按鍵 | 3 top + 1 side, compensating | 3 top + 1 side, compensating | ||
| 外觀 | Silver-plated | Clear lacquer | ||
| 吹嘴 | BB-66D4 | BB-66D4 | ||
| 樂器軟袋 | Included | Included | ||