Yamaha
Yamaha BB-66B
Cup diameter
31.37
mm
Cup depth
Shallow
cup geometry
Throat diameter
8.35
mm
Backbore
Semi-wide
Shank
large
About this mouthpiece
The Yamaha BB-66B is a tuba mouthpiece with a 31.37mm cup diameter and shallow cup depth.
Rim
comfort
The part touching the player's lips. Width and curvature affect endurance, comfort, and flexibility.