900-4B BBb 5/4 Concert Tuba 2017-05-07T22:27:09+00:00

Model 900-4B BBb 5/4 Concert Tuba


Properly positioned mouthpipe and front action valves make this 5/4 BBb model is perfect for the tuba enthusiast. The excellent intonation, full rich sound and quick response of the Model 900/4B will fill every requirement.

MSRP $9,930 in lacquer finish, $11,255 in silverplate

Note: mouthpiece and case are additional.

Key: BBb
Bore: .689″
Bell: 19″ Diameter
Valves: Four Monel
Valve Guides: Plastic
Water Keys: Three Traditional
Finish: Clear Lacquer


  • Two Piece Yellow Brass Bell
  • Hand Lapped Pistons
  • Front Action
  • Bottom Sprung Pistons
  • Removable Valve Section

Part #: 40701
Model: Kanstul 24AW Tuba


Part #: 50881
Model: 5/4 Tuba Case


Kanstul Factory Warranty