Gleichweit Bb- Clarinet PS-W, Mouthpiece for Bb Clarinet, Viennese cut, Peter Schmidl model, Viennese bore (15.4 mm), Facing length: 32 mm, Tip opening: 0,74 mm, For wooden reeds, Recommended reeds: Leuthner Standard and Professional (Viennese cut) and Pilgerstorfer Concerto, Vienna, Morré ""Pi