

Bach Classic 11.5A Flugelhorn Mouthpiece Overview
The Bach 34211HA Classic 11.5A is a silver-plated flugelhorn mouthpiece designed for players who need a very deep cup and a clear, consistent approach to tone and intonation. This model follows Vincent Bach’s long-established mouthpiece design philosophy, focusing on response across registers, uniform timbre, efficient airflow, and endurance support for extended playing.
Bach 34211HA Classic 11.5A Flugelhorn Mouthpiece Specifications
- Series: Vincent Bach Classic
- Instrument: Flugelhorn
- Model: 34211HA
- Size: 11.5A
- Cup: Very deep
- Cup diameter: 15.65 mm
- Finish: Silver plate
Condition
Brand new in the original manufacturer’s packaging
Who the Bach Classic 11.5A Flugelhorn Mouthpiece is For
The Bach 34211HA Classic 11.5A is a silver-plated flugelhorn mouthpiece with a very deep cup and 15.65 mm cup diameter, built for players who want a characteristic flugelhorn sound with a consistent feel across the instrument’s range.
This mouthpiece is a practical fit for serious students, advancing players, and professionals who prefer Bach’s widely used sizing system and want a mouthpiece designed to support centered intonation, steady response, and a uniform timbre from low to high registers. The 11.5A very deep cup is commonly chosen by players seeking a broad, dark flugelhorn voice and a stable, supported blow for lyrical and section playing.
Common Questions about the Bach 34211HA
Is the Bach 34211HA 11.5A a flugelhorn mouthpiece or a trumpet mouthpiece?
It is a flugelhorn mouthpiece. Flugelhorn mouthpieces are designed specifically for flugelhorn receivers and the flugelhorn sound concept; they are not interchangeable with standard Bb trumpet mouthpieces without the proper receiver or adapter.
What does “11.5A” mean on this Bach flugelhorn mouthpiece?
11.5A is Bach’s cup designation for this model. On the 34211HA, it indicates a very deep cup with a 15.65 mm cup diameter, intended to support a characteristic flugelhorn tone and stable response.
Is this mouthpiece new, and does it include the original packaging?
Yes. This mouthpiece is brand new and ships in the original manufacturer’s packaging.
We are proud to be an authorized Bach dealer
In stock! Ships within 1-2 business days.
30-day risk-free trial
2-Year Warranty
Complimentary shipping for all U.S. orders over $99
Bach 34211HA Classic 11.5A Flugelhorn Mouthpiece in Silver Plate
Bach Classic 11.5A Flugelhorn Mouthpiece Overview
The Bach 34211HA Classic 11.5A is a silver-plated flugelhorn mouthpiece designed for players who need a very deep cup and a clear, consistent approach to tone and intonation. This model follows Vincent Bach’s long-established mouthpiece design philosophy, focusing on response across registers, uniform timbre, efficient airflow, and endurance support for extended playing.
Bach 34211HA Classic 11.5A Flugelhorn Mouthpiece Specifications
- Series: Vincent Bach Classic
- Instrument: Flugelhorn
- Model: 34211HA
- Size: 11.5A
- Cup: Very deep
- Cup diameter: 15.65 mm
- Finish: Silver plate
Condition
Brand new in the original manufacturer’s packaging
Who the Bach Classic 11.5A Flugelhorn Mouthpiece is For
The Bach 34211HA Classic 11.5A is a silver-plated flugelhorn mouthpiece with a very deep cup and 15.65 mm cup diameter, built for players who want a characteristic flugelhorn sound with a consistent feel across the instrument’s range.
This mouthpiece is a practical fit for serious students, advancing players, and professionals who prefer Bach’s widely used sizing system and want a mouthpiece designed to support centered intonation, steady response, and a uniform timbre from low to high registers. The 11.5A very deep cup is commonly chosen by players seeking a broad, dark flugelhorn voice and a stable, supported blow for lyrical and section playing.
Common Questions about the Bach 34211HA
Is the Bach 34211HA 11.5A a flugelhorn mouthpiece or a trumpet mouthpiece?
It is a flugelhorn mouthpiece. Flugelhorn mouthpieces are designed specifically for flugelhorn receivers and the flugelhorn sound concept; they are not interchangeable with standard Bb trumpet mouthpieces without the proper receiver or adapter.
What does “11.5A” mean on this Bach flugelhorn mouthpiece?
11.5A is Bach’s cup designation for this model. On the 34211HA, it indicates a very deep cup with a 15.65 mm cup diameter, intended to support a characteristic flugelhorn tone and stable response.
Is this mouthpiece new, and does it include the original packaging?
Yes. This mouthpiece is brand new and ships in the original manufacturer’s packaging.
We are proud to be an authorized Bach dealer
Pairs well with
In stock! Ships within 1-2 business days.
30-day risk-free trial
2-Year Warranty
Complimentary shipping for all U.S. orders over $99

Bach 34211HA Classic 11.5A Flugelhorn Mouthpiece in Silver Plate
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, within 24 hours on weekdays.
-
Shipping Information
Orders valued over $99 ship via FedEx 2-Day within the U.S. and via DHL internationally. A physical address (no P.O. Boxes) and signature are required. Smaller accessories ship via USPS (2–5 day service) and do not require a signature if valued under $99. Please see our FAQ for additional details.
-
Return Policy
We offer an unconditional 30-day return policy to ensure you’re completely satisfied. If you’re unhappy for any reason, return the item for a full refund or full exchange credit (reeds and other consumables are non-returnable once opened). Every instrument we sell is guaranteed to be free of mechanical defects—if an issue arises, contact us and we’ll either reimburse a local repair or provide a prepaid return label for repair, exchange, or refund. If you simply change your mind, you may still return the item for a full refund, but return shipping costs are the customer’s responsibility unless free returns were purchased through Redo at checkout. Please see our FAQ for additional details.
-
Shop Warranty:
Brand new items are covered by the full manufacturer’s warranty unless otherwise noted (see the individual maker for details). Open box, used, and vintage items include a two-year warranty serviced by our in-house repair shop, and we guarantee every instrument will be free of mechanical defects. Warranty coverage does not include damage from accident, misuse, negligence, improper operation, unauthorized alterations or removed serial numbers, normal wear and routine maintenance, environmental damage (including perspiration, corrosion, or extreme temperature and humidity), lacquer or plating wear, or consumable parts such as springs, pads, and felts. Please see our FAQ for additional details.
