These mouthpieces are wildly popular throughout Europe and Asia as well as here in the states. They offer a perfect blend of cup depth and shape, along with a very moderate bore size that combine to give this mouthpiece exceptional playability and adaptability. This mouthpiece has its place in major orchestras throughout the world as well as in the hands of solo artists and chamber players.
 
O 4 3/4 
Rim Width: .135" or 3.429 mm
Inner Diameter: .676" or 17.170 mm
Outer Diameter: .970" or 24.638 mm
Cup Depth: 1.284" or 32.613 mm
 
O 5
Rim Width: .135" or 3.429 mm
Inner Diameter: .683" or 17.348 mm
Outer Diameter: .974" or 24.739 mm
Cup Depth: 1.264" or 32.105 mm
 
O 5 1/4
Rim Width: .135" or 3.429 mm
Inner Diameter: .688" or 17.475 mm
Outer Diameter: .979" or 24.866 mm
Cup Depth: 1.283" or 32.613 mm
 
O 5 1/2
Rim Width:.135" or 3.429 mm
Inner Diameter:.698" or 17.729 mm
Outer Diameter:.985" or 25.019 mm
Cup Depth: 1.283" or 32.613 mm
 
O 5 3/4
Rim Width:.135" or 3.429 mm
Inner Diameter:.704" or 17.881 mm
Outer Diameter:.990" or 25.146 mm
Cup Depth: 1.283" or 32.613 mm