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The Backun BCLBBQG-C-SKG Q-Series Low C Bass Clarinet is a professional, orchestral-ready bass clarinet built on Backun’s Q-Series platform for evenness, stability, and precise intonation across the full compass. Crafted from grenadilla with a matching grenadilla neck and bell, it pairs a resonant, projecting core with modern key ergonomics, a responsive low-C extension, and refined finish details including gold-plated posts for a premium look and corrosion resistance.
Backun BCLBBQG-C-SKG Bass Clarinet Specifications
- Key: Bb
- Range: To low C
- Body: Grenadilla (African blackwood)
- Neck and bell: Matching grenadilla
- Bore and tone holes: Precision-cut bore with optimized tone hole geometry
- Register system: Double-vent register mechanism
- Keywork: Nickel-silver mechanism with silver-finish; gold-plated posts
- Finish: Silver-finish keywork with gold-plated posts
- Pads: Premium waterproof pads
- Thumb rest: Adjustable
- Floor peg: Included, adjustable
- Case: Backpack case with straps
- Accessories: Cork grease, cleaning cloth, floor peg (no mouthpiece)
Condition & Setup
Condition: New. This instrument is sold with full manufacturer’s warranty and comes from an authorized Backun dealer. Prior to shipping, it is professionally inspected, set up, and play-tested to confirm proper seal, regulation, and key action.
Who the BCLBBQG-C-SKG Bass Clarinet Is For
The Backun BCLBBQG-C-SKG is a professional low-C Bb bass clarinet designed for players who need an even, centered scale with confident low-register response and consistent intonation in demanding ensemble or solo work. It is a strong step-up choice for advancing players moving from a school or intermediate instrument, and it also fits as a top-tier “workhorse” bass clarinet for working professionals who want modern ergonomics without sacrificing a warm, orchestral color.
Within the Q-Series line, the focus is stability and clarity across the full range: throat tones stay reliable, the break is managed smoothly via a double-vent register design, and the upper register remains clear and controlled rather than brittle. The grenadilla body supports a resonant core that carries in orchestra, wind band, and pit settings, while the low C speaks with authority and a centered feel for technical passages and exposed entrances.
Common Questions About The Backun BCLBBQG-C-SKG
Is the Backun Q-Series bass clarinet suitable for professional orchestral and wind ensemble use?
Yes. The Q-Series is built as a professional platform with a grenadilla body, an even scale, and stable intonation intended for orchestral, wind ensemble, and pit requirements, including a full low-C range.
What does “low C” change compared to a low Eb bass clarinet?
A low-C bass clarinet extends the instrument’s range down to written low C, adding additional keys and tubing to reach the concert low Bb. This is commonly required in orchestral and contemporary repertoire where parts descend below written Eb.
What mouthpiece styles tend to pair well with this instrument?
Players often choose medium-open bass clarinet mouthpieces for a broader, singing core, or more focused facings for extra projection in wind band or pit work. The Q-Series design supports both approaches by maintaining a centered response and consistent scale.
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 Model BCLBBQG-C-SKG Q-Series Low C Bass Clarinet in Grenadilla
Backun BCLBBQG-C-SKG Bass Clarinet Overview
The Backun BCLBBQG-C-SKG Q-Series Low C Bass Clarinet is a professional, orchestral-ready bass clarinet built on Backun’s Q-Series platform for evenness, stability, and precise intonation across the full compass. Crafted from grenadilla with a matching grenadilla neck and bell, it pairs a resonant, projecting core with modern key ergonomics, a responsive low-C extension, and refined finish details including gold-plated posts for a premium look and corrosion resistance.
Backun BCLBBQG-C-SKG Bass Clarinet Specifications
- Key: Bb
- Range: To low C
- Body: Grenadilla (African blackwood)
- Neck and bell: Matching grenadilla
- Bore and tone holes: Precision-cut bore with optimized tone hole geometry
- Register system: Double-vent register mechanism
- Keywork: Nickel-silver mechanism with silver-finish; gold-plated posts
- Finish: Silver-finish keywork with gold-plated posts
- Pads: Premium waterproof pads
- Thumb rest: Adjustable
- Floor peg: Included, adjustable
- Case: Backpack case with straps
- Accessories: Cork grease, cleaning cloth, floor peg (no mouthpiece)
Condition & Setup
Condition: New. This instrument is sold with full manufacturer’s warranty and comes from an authorized Backun dealer. Prior to shipping, it is professionally inspected, set up, and play-tested to confirm proper seal, regulation, and key action.
Who the BCLBBQG-C-SKG Bass Clarinet Is For
The Backun BCLBBQG-C-SKG is a professional low-C Bb bass clarinet designed for players who need an even, centered scale with confident low-register response and consistent intonation in demanding ensemble or solo work. It is a strong step-up choice for advancing players moving from a school or intermediate instrument, and it also fits as a top-tier “workhorse” bass clarinet for working professionals who want modern ergonomics without sacrificing a warm, orchestral color.
Within the Q-Series line, the focus is stability and clarity across the full range: throat tones stay reliable, the break is managed smoothly via a double-vent register design, and the upper register remains clear and controlled rather than brittle. The grenadilla body supports a resonant core that carries in orchestra, wind band, and pit settings, while the low C speaks with authority and a centered feel for technical passages and exposed entrances.
Common Questions About The Backun BCLBBQG-C-SKG
Is the Backun Q-Series bass clarinet suitable for professional orchestral and wind ensemble use?
Yes. The Q-Series is built as a professional platform with a grenadilla body, an even scale, and stable intonation intended for orchestral, wind ensemble, and pit requirements, including a full low-C range.
What does “low C” change compared to a low Eb bass clarinet?
A low-C bass clarinet extends the instrument’s range down to written low C, adding additional keys and tubing to reach the concert low Bb. This is commonly required in orchestral and contemporary repertoire where parts descend below written Eb.
What mouthpiece styles tend to pair well with this instrument?
Players often choose medium-open bass clarinet mouthpieces for a broader, singing core, or more focused facings for extra projection in wind band or pit work. The Q-Series design supports both approaches by maintaining a centered response and consistent scale.
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 Model BCLBBQG-C-SKG Q-Series Low C Bass Clarinet in Grenadilla
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.

