
Backun Fatboy A/Bb Clarinet Barrel Overview
The Backun Fatboy is a grenadilla-wood, standard-fit 66mm barrel designed for A and Bb clarinets, built to provide a flexible response and adaptable tonal balance for players who perform across multiple styles and venues.
Backun Fatboy A/Bb Clarinet Barrel Specifications
- Instrument type: A/Bb Clarinet Barrel
- Material: Grenadilla (African blackwood)
- Length: 66mm
- Fit: Standard fit
- Compatible brands (standard fit pairs with): Backun, Buffet, Yamaha, Leblanc, Selmer USA (Centered Tone, 10G, Series 9)
- Finish: Natural wood (grenadilla)
- Case: Barrel tube, velvet bag
Condition & Setup
Brand new.
Who the Fatboy Clarinet Barrel Is For
The Backun Fatboy is a 66mm grenadilla clarinet barrel for A and Bb clarinets that is designed to help players adjust feel, response, and tonal focus with a single, consistent setup. It is well suited to working clarinetists, advancing students, and doubling professionals who need one barrel that can support a wide variety of repertoire, from classical to jazz and commercial playing.
As Backun’s best-selling barrel, the Fatboy is commonly chosen by artists who value flexibility and versatility rather than a one-dimensional sound profile. Standard fit makes it a practical match for many common clarinet makes, including Backun, Buffet, Yamaha, Leblanc, and select Selmer USA models.
Common Questions About The Backun Fatboy
What clarinets does the Backun Fatboy 66mm Standard Fit barrel fit?
It is a standard-fit barrel intended to pair with Backun, Buffet, Yamaha, Leblanc, and Selmer USA clarinets including Centered Tone, 10G, and Series 9 models.
What is included with this Backun Fatboy barrel?
This listing includes one 66mm grenadilla barrel, one velvet bag, and one barrel tube.
Is the Backun Fatboy barrel suitable for professional use?
Yes. The Fatboy is widely used by performing artists and is designed for players who need consistent response and flexible tonal options across different musical settings, from concert work to jazz and commercial playing.
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, Grenadilla, 66mm, Standard Fit
Backun Fatboy A/Bb Clarinet Barrel Overview
The Backun Fatboy is a grenadilla-wood, standard-fit 66mm barrel designed for A and Bb clarinets, built to provide a flexible response and adaptable tonal balance for players who perform across multiple styles and venues.
Backun Fatboy A/Bb Clarinet Barrel Specifications
- Instrument type: A/Bb Clarinet Barrel
- Material: Grenadilla (African blackwood)
- Length: 66mm
- Fit: Standard fit
- Compatible brands (standard fit pairs with): Backun, Buffet, Yamaha, Leblanc, Selmer USA (Centered Tone, 10G, Series 9)
- Finish: Natural wood (grenadilla)
- Case: Barrel tube, velvet bag
Condition & Setup
Brand new.
Who the Fatboy Clarinet Barrel Is For
The Backun Fatboy is a 66mm grenadilla clarinet barrel for A and Bb clarinets that is designed to help players adjust feel, response, and tonal focus with a single, consistent setup. It is well suited to working clarinetists, advancing students, and doubling professionals who need one barrel that can support a wide variety of repertoire, from classical to jazz and commercial playing.
As Backun’s best-selling barrel, the Fatboy is commonly chosen by artists who value flexibility and versatility rather than a one-dimensional sound profile. Standard fit makes it a practical match for many common clarinet makes, including Backun, Buffet, Yamaha, Leblanc, and select Selmer USA models.
Common Questions About The Backun Fatboy
What clarinets does the Backun Fatboy 66mm Standard Fit barrel fit?
It is a standard-fit barrel intended to pair with Backun, Buffet, Yamaha, Leblanc, and Selmer USA clarinets including Centered Tone, 10G, and Series 9 models.
What is included with this Backun Fatboy barrel?
This listing includes one 66mm grenadilla barrel, one velvet bag, and one barrel tube.
Is the Backun Fatboy barrel suitable for professional use?
Yes. The Fatboy is widely used by performing artists and is designed for players who need consistent response and flexible tonal options across different musical settings, from concert work to jazz and commercial playing.
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

Backun Fatboy A/Bb Clarinet Barrel, Grenadilla, 66mm, Standard Fit
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.

