YCB-621 C Tubas

YCB-621 YCB-621S
調性 C C
揚聲口直徑 366mm (14 3/8") 366mm (14 3/8")
管徑 17.5-18.5mm (0.689-0.728") 17.5-18.5mm (0.689-0.728")
外觀 Clear lacquer Silver-plated
吹嘴 BB-67C4 BB-67C4
樂器盒 Included Included
琴身 Yellow brass Yellow brass
Height 825mm 825mm
Valves 4 front pistons 4 front pistons