Selmer Jazz Flow mouthpiece for alto saxophone

Selmer Jazz Flow alto saxophone mouthpiece
The JAZZ FLOW mouthpiece offers exceptional versatility, rich sound, musical depth and great flexibility.
For jazz and all contemporary musical genres (electro, pop, world, funk).
Manufactured in France in the workshops of Henri SELMER in Paris, this high quality ebonite mouthpiece has passed 30 essential quality controls.
Openings:
5: 1.95mm (equivalent to 6 from Otto Link or Meyer).
7: 2.05mm (equivalent to 6* of Otto Link or 7 of Meyer)
Tablet: 30 mm.
Round chamber.