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The S.E. Shires STBQ33 Q-Series is a professional small-bore tenor trombone designed for players who want Shires response and tonal clarity in a compact, efficient setup. The Q33 occupies the small-bore side of the Shires Q-Series lineup and is well suited to lead, commercial, jazz, show, and section work where articulation, color, and projection matter. This instrument is identified as an STBQ33 Q-Series professional trombone with serial number Q21381.
S.E. Shires STBQ33 Trombone Specifications
- Instrument Type: Small-bore tenor trombone
- Key: Bb
- Model: STBQ33 Q-Series Q33
- Bore Size: .508"
- Bell: 8" two-piece hand-hammered QS taper yellow brass bell with soldered bead
- Handslide: Lightweight nickel handslide with nickel-silver wide crook
- Case: Q Series trombone case
- Accessories: Mouthpiece, slide cream, polish cloth, and 2 extra leadpipes
- Serial Number: Q21381
Condition & Setup
This trombone is in excellent playing order and has been professionally inspected, set up, and play-tested by The Mighty Quinn Brass and Winds. It is a never owned instrument with a very clean overall presentation, glossy finish, and light surface handling marks visible in close areas. The model and serial number have been checked, and the included slide care accessories make it practical for immediate maintenance after purchase.
Who the STBQ33 Trombone Is For
The STBQ33 is for the advancing or professional trombonist who needs a responsive small-bore horn with a clear center and efficient feel. Its .508" bore and 8" yellow brass bell place it in the musical territory favored by commercial players, jazz section players, pit musicians, and doublers who need quick articulation, direct feedback, and a sound that can move easily from section blend to lead playing.
Common Questions About the S.E. Shires STBQ33
How does the STBQ33 fit within the Shires Q-Series lineup?
The STBQ33 is the small-bore tenor model in the Shires Q-Series, offering a more compact and direct playing concept than the large-bore orchestral Q-Series tenors.
What does the .508" bore contribute to the playing feel?
A .508" bore gives the STBQ33 a responsive, efficient feel with quick articulation and focused projection, which is especially useful in commercial, jazz, and show settings.
Why is the yellow brass bell important on this model?
The yellow brass bell supports a clear, balanced tonal profile with enough presence for lead and ensemble playing while retaining flexibility across dynamic ranges.
We are proud to be an authorized S.E. Shires 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
S.E. Shires STBQ33 Q-Series Professional Small Bore Tenor Trombone
S.E. Shires STBQ33 Trombone Overview
The S.E. Shires STBQ33 Q-Series is a professional small-bore tenor trombone designed for players who want Shires response and tonal clarity in a compact, efficient setup. The Q33 occupies the small-bore side of the Shires Q-Series lineup and is well suited to lead, commercial, jazz, show, and section work where articulation, color, and projection matter. This instrument is identified as an STBQ33 Q-Series professional trombone with serial number Q21381.
S.E. Shires STBQ33 Trombone Specifications
- Instrument Type: Small-bore tenor trombone
- Key: Bb
- Model: STBQ33 Q-Series Q33
- Bore Size: .508"
- Bell: 8" two-piece hand-hammered QS taper yellow brass bell with soldered bead
- Handslide: Lightweight nickel handslide with nickel-silver wide crook
- Case: Q Series trombone case
- Accessories: Mouthpiece, slide cream, polish cloth, and 2 extra leadpipes
- Serial Number: Q21381
Condition & Setup
This trombone is in excellent playing order and has been professionally inspected, set up, and play-tested by The Mighty Quinn Brass and Winds. It is a never owned instrument with a very clean overall presentation, glossy finish, and light surface handling marks visible in close areas. The model and serial number have been checked, and the included slide care accessories make it practical for immediate maintenance after purchase.
Who the STBQ33 Trombone Is For
The STBQ33 is for the advancing or professional trombonist who needs a responsive small-bore horn with a clear center and efficient feel. Its .508" bore and 8" yellow brass bell place it in the musical territory favored by commercial players, jazz section players, pit musicians, and doublers who need quick articulation, direct feedback, and a sound that can move easily from section blend to lead playing.
Common Questions About the S.E. Shires STBQ33
How does the STBQ33 fit within the Shires Q-Series lineup?
The STBQ33 is the small-bore tenor model in the Shires Q-Series, offering a more compact and direct playing concept than the large-bore orchestral Q-Series tenors.
What does the .508" bore contribute to the playing feel?
A .508" bore gives the STBQ33 a responsive, efficient feel with quick articulation and focused projection, which is especially useful in commercial, jazz, and show settings.
Why is the yellow brass bell important on this model?
The yellow brass bell supports a clear, balanced tonal profile with enough presence for lead and ensemble playing while retaining flexibility across dynamic ranges.
We are proud to be an authorized S.E. Shires 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

S.E. Shires STBQ33 Q-Series Professional Small Bore Tenor Trombone
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/refurbished, 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.

