Dave Guardala Booster 3 Brass GP

Dave Guardala Booster 3 Brass GP, Booster, 20 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:*@+@+, Aizen Jazz Master Tenor, Bari Tenor, Beechler Tenor, ARB Tenor, Brilhard Tenor, Berg Larsen Tenor, Dukoff Alto and Tenor, Charles Bay Alto and Tenor, Super Jet Tenor, Lawton Tenor, Lebayle Tenor, Meyer Tenor, Otto Link Tenor, RS Berkeley Tenor, Ted Klum Tenor, Yanagisawa Tenor