Dave Guardala Booster 2 Brass GP

Dave Guardala Booster 2 Brass GP, Booster, 18.9 mm diameter, Can be attached directly to the mouthpiece or neck, Better intonation, Easier playability and response, Richer sound, Wider dynamic range, Chic Dave Guardala design, Gold-plated brass, 100% Made in Germany@+*Suitable for the Following Metal Mouthpieces:*@+@+, Bari Tenor, Blancher Tenor, Dave Guardala Tenor, Bari Alto, Beechler Bellite Alto, Dukoff Alto, Berg Larsen Alto, Otto Link Alto met. (old Model), Yanagisawa Alto, Jody Jazz Tenor