Bb Clarinet Mouthpieces Boehm system Vandoren СМ3188 M30 Traditional Series with beak versions Profile 88. Great flexibility with a good balance between timbre and roundness of sound.
The difference between ”Profile 88” and Traditional mouthpieces is in the exterior angle of the beak.
The Beak: Profile 88. Tip Opening: 115 (1/100mm). Long Facing. Works best with Vandoren #3 - #4 Reeds.