Denis Wick 9BS gold-plated Medium Bore Trombone Mouthpiece

Denis Wick develops his trombone mouthpieces to help players achieve clarity, warmth and beauty of sound that no other manufacturer has been able to duplicate. His attention to detail and dedication to his craft has brought intonation and flexibility to near perfection, creating the highest standard in trombone mouthpieces.Brilliant high register with a full sound. A great alto trombone mouthpiece. -Cup Diameter: 25.2mm. -Rim width: 6.36mm. -Throat: 6.66mm. -Backbore: V-Type. Small shank.