Overview
This Bach 11C small-shank trombone mouthpiece was a genuine open-box example, new in its original factory box and never played.
The 11C is close in overall size to the familiar Bach 12C but has a slightly larger inside rim diameter. Its traditional C-style cup provides an efficient response with a clear, focused tonal profile.
Features & Specifications
- Vincent Bach 11C trombone mouthpiece
- Small-shank configuration
- Approximately 24.70 mm inside rim diameter
- Traditional C-style cup
- Silver-plated finish
- Open-box condition
- Never played
- Original factory box included
Player Perspective
The Bach 11C offers a responsive, focused feel that works well for players seeking clarity, projection, and efficient articulation. Its relatively compact proportions make it suitable for small-bore trombones used in jazz, commercial, lead, and small-ensemble settings.
It can also be a practical option for students and advancing players who want a traditional small-shank mouthpiece with a clear tonal center and balanced response.
Condition Summary
This mouthpiece was documented in open-box, new condition. It had never been played and included its original Bach factory box.
Historical Reference
At the time this example was offered, the published MSRP for a new Bach 11C was approximately $124, with typical retail pricing near $85. These figures are preserved only as a historical pricing reference and may not reflect current market pricing.
This specific Bach 11C small-shank trombone mouthpiece is no longer available. The page remains online as a historical reference for musicians researching Bach trombone mouthpiece models, dimensions, and playing characteristics.
👉 Browse currently available mouthpieces and accessories
🔎 Explore our current trombone inventory



