Vandoren Black Diamond 13 Series Bb rinet Mouthpiece BD5

Vandoren Bb-Clarinet BD5 Series 13, Mouthpiece for Bb Clarinet (Boehm System), Black Diamond-Series: full and sonorous sound with an enormous richness of colour, especially in the upper register, Balance between a warm sound and very good intonation, Perfect balance of a dark, rich and compact sound, Tip opening. 1.13 mm, Facing length: medium, Material: Ebonite, 13 Series model: American Diapason (concert pitch), 440 Hz