YEB-321S Eb Tubas

YEB-321 YEB-321S
Key Eb Eb
Body Yellow brass Yellow brass
Bell Diameter 386mm (15 1/4") 386mm (15 1/4")
Bore Size 17.5-18.5mm (0.689-0.728") 17.5-18.5mm (0.689-0.728")
Height 863mm 863mm
Valves 4 top pistons 4 top pistons
Finish Clear lacquer Silver-plated
Mouthpiece BB-66D4 BB-66D4
Case Included Included