Bach 3506HAL 6.5 AL Small Shank Trombone/Baritone/Euphonium Mouthpiece
Small shank mouthpiece. Perhaps the most popular medium-large mouthpiece for trombone or euphonium. Identical rim and cup to the 6.5A, but with a slightly larger 420 backbore and "G" throat than the small shank 6-1/2A.
• 25.40mm diameter rim
• Medium-deep cup
• Medium-wide, well rounded rim shape.
• 0.261" throat
• 420 backbore