
Bach 3429 Classic 9 Flugelhorn Mouthpiece Overview
The Bach 3429 Classic 9 Flugelhorn Mouthpiece is a silver-plated, deep-cup flugelhorn mouthpiece built to support a centered flugelhorn sound with consistent response and intonation across the full range. As part of the Vincent Bach mouthpiece lineup used by many professionals, it is designed with core priorities that working players value: efficient response in all registers, a rich and uniform timbre, and an approach that can help support endurance during longer sessions.
Bach 3429 Classic 9 Flugelhorn Mouthpiece Specifications
- Series: Vincent Bach Classic
- Instrument: Flugelhorn
- Model: 3429
- Size: 9
- Cup: Deep
- Cup diameter: 16.05 mm
- Finish: Silver Plate
Condition
Brand new in the original manufacturer packaging
Who the 3429 Classic 9 Flugelhorn Mouthpiece is For
The 3429 Classic 9 is a deep-cup flugelhorn mouthpiece designed for players who want a characteristic flugelhorn tone with consistent intonation and even response across registers. It suits serious students, advancing players, and professionals who need a reliable, standard-format Bach mouthpiece that supports a rich, uniform timbre and stable feel for section work, solo playing, and commercial doubling.
Within the Bach lineup, the Classic 9 is a straightforward choice for players who prefer a defined, traditional Bach approach to flugelhorn mouthpiece design, prioritizing consistent response and a sound concept that stays coherent from low to high range.
Common Questions about the Bach 3429
Is the Bach 3429 Classic 9 compatible with any flugelhorn?
It is a flugelhorn mouthpiece intended for flugelhorn receivers. If you are unsure about your horn’s receiver size or taper, contact us with your flugelhorn make and model and we can help confirm fit.
What does a deep cup do on a flugelhorn mouthpiece?
A deep cup is commonly chosen to support the flugelhorn’s characteristic warm tone and smooth blend, while helping maintain a consistent timbre across the instrument’s range.
Is this mouthpiece new and is it from an authorized dealer?
Yes. This mouthpiece is brand new in the original manufacturer packaging, and we are an authorized Bach dealer.
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 3429 Classic 9 Flugelhorn Mouthpiece in Silver Plate
Bach 3429 Classic 9 Flugelhorn Mouthpiece Overview
The Bach 3429 Classic 9 Flugelhorn Mouthpiece is a silver-plated, deep-cup flugelhorn mouthpiece built to support a centered flugelhorn sound with consistent response and intonation across the full range. As part of the Vincent Bach mouthpiece lineup used by many professionals, it is designed with core priorities that working players value: efficient response in all registers, a rich and uniform timbre, and an approach that can help support endurance during longer sessions.
Bach 3429 Classic 9 Flugelhorn Mouthpiece Specifications
- Series: Vincent Bach Classic
- Instrument: Flugelhorn
- Model: 3429
- Size: 9
- Cup: Deep
- Cup diameter: 16.05 mm
- Finish: Silver Plate
Condition
Brand new in the original manufacturer packaging
Who the 3429 Classic 9 Flugelhorn Mouthpiece is For
The 3429 Classic 9 is a deep-cup flugelhorn mouthpiece designed for players who want a characteristic flugelhorn tone with consistent intonation and even response across registers. It suits serious students, advancing players, and professionals who need a reliable, standard-format Bach mouthpiece that supports a rich, uniform timbre and stable feel for section work, solo playing, and commercial doubling.
Within the Bach lineup, the Classic 9 is a straightforward choice for players who prefer a defined, traditional Bach approach to flugelhorn mouthpiece design, prioritizing consistent response and a sound concept that stays coherent from low to high range.
Common Questions about the Bach 3429
Is the Bach 3429 Classic 9 compatible with any flugelhorn?
It is a flugelhorn mouthpiece intended for flugelhorn receivers. If you are unsure about your horn’s receiver size or taper, contact us with your flugelhorn make and model and we can help confirm fit.
What does a deep cup do on a flugelhorn mouthpiece?
A deep cup is commonly chosen to support the flugelhorn’s characteristic warm tone and smooth blend, while helping maintain a consistent timbre across the instrument’s range.
Is this mouthpiece new and is it from an authorized dealer?
Yes. This mouthpiece is brand new in the original manufacturer packaging, and we are an authorized Bach dealer.
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 3429 Classic 9 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.
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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.
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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.
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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.
