Backun Fatboy A/Bb Clarinet Barrel Overview
The Backun Fatboy A/Bb Clarinet Barrel in Cocobolo (67mm, Standard Fit) is a professional clarinet barrel designed to provide a flexible, versatile response for players who perform across a wide range of repertoire, from concert hall literature to jazz settings.
Backun Fatboy A/Bb Clarinet Barrel Specifications
- Instrument compatibility: A and Bb clarinets
- Model: Fatboy (known as Backun Barrel in Japan)
- Material: Cocobolo wood
- Barrel length: 67mm
- Fit: Standard fit
- Standard fit pairs with: Backun, Buffet, Yamaha, Leblanc, Selmer USA (Centered Tone, 10G, Series 9)
- Barrel tube, velvet bag
Condition & Setup
Brand new.
Who the Fatboy A/Bb Clarinet Barrel Is For
The Backun Fatboy is an aftermarket A/Bb clarinet barrel designed to fine-tune response, intonation feel, and tonal flexibility across styles. It is a strong choice for serious students, conservatory players, working professionals, and doubling musicians who need one setup to cover contrasting demands such as orchestral clarity, chamber blend, and jazz articulation.
As Backun’s best-selling barrel, the Fatboy is commonly selected by players who value adaptability: it is built for a broad, usable palette rather than a single narrow concept. If you frequently move between ensembles, mouthpieces, or musical genres, the 67mm option offers a familiar baseline length while Cocobolo provides a traditional wood-barrel feel.
Common Questions About the Backun Fatboy
What does “Standard Fit” mean for the Backun Fatboy barrel?
Standard Fit refers to the tenon and socket dimensions used to match common A/Bb clarinet receiver specs, and it is intended to pair with Backun, Buffet, Yamaha, Leblanc, and Selmer USA models listed (Centered Tone, 10G, Series 9).
What is included with this Backun Fatboy barrel?
This listing includes one 67mm Cocobolo Fatboy barrel, one velvet bag, and one barrel tube.
Is the Fatboy barrel the same as the “Backun Barrel” name used in Japan?
Yes. In Japan, this model is commonly known as the Backun Barrel.
We are proud to be an authorized Backun 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
Backun Fatboy A/Bb Clarinet Barrel, Cocobolo, 67mm, Standard Fit
- Material:
- Cocobolo
- Length:
- 67mm
Backun Fatboy A/Bb Clarinet Barrel Overview
The Backun Fatboy A/Bb Clarinet Barrel in Cocobolo (67mm, Standard Fit) is a professional clarinet barrel designed to provide a flexible, versatile response for players who perform across a wide range of repertoire, from concert hall literature to jazz settings.
Backun Fatboy A/Bb Clarinet Barrel Specifications
- Instrument compatibility: A and Bb clarinets
- Model: Fatboy (known as Backun Barrel in Japan)
- Material: Cocobolo wood
- Barrel length: 67mm
- Fit: Standard fit
- Standard fit pairs with: Backun, Buffet, Yamaha, Leblanc, Selmer USA (Centered Tone, 10G, Series 9)
- Barrel tube, velvet bag
Condition & Setup
Brand new.
Who the Fatboy A/Bb Clarinet Barrel Is For
The Backun Fatboy is an aftermarket A/Bb clarinet barrel designed to fine-tune response, intonation feel, and tonal flexibility across styles. It is a strong choice for serious students, conservatory players, working professionals, and doubling musicians who need one setup to cover contrasting demands such as orchestral clarity, chamber blend, and jazz articulation.
As Backun’s best-selling barrel, the Fatboy is commonly selected by players who value adaptability: it is built for a broad, usable palette rather than a single narrow concept. If you frequently move between ensembles, mouthpieces, or musical genres, the 67mm option offers a familiar baseline length while Cocobolo provides a traditional wood-barrel feel.
Common Questions About the Backun Fatboy
What does “Standard Fit” mean for the Backun Fatboy barrel?
Standard Fit refers to the tenon and socket dimensions used to match common A/Bb clarinet receiver specs, and it is intended to pair with Backun, Buffet, Yamaha, Leblanc, and Selmer USA models listed (Centered Tone, 10G, Series 9).
What is included with this Backun Fatboy barrel?
This listing includes one 67mm Cocobolo Fatboy barrel, one velvet bag, and one barrel tube.
Is the Fatboy barrel the same as the “Backun Barrel” name used in Japan?
Yes. In Japan, this model is commonly known as the Backun Barrel.
We are proud to be an authorized Backun 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
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.