Bach Trombone Mouthpiece 6 Silver Plated Small 1/2AL (for Bore)

The rim and cup are the same shape as the 6 1/2A, but with a larger G throat and darker backbore, it is suitable for players looking for a German tone. It has a powerful yet calm and rounded sound, and is also suitable for euphonium players looking for a tone that carries far. Diameter 25.4mm Cup depth MD (slightly deep) Rim thickness MW (medium). Fairly rounded rim.