


Protec MAX Trombone Case Overview
The Protec Contoured MAX Case is a lightweight, sturdy tenor trombone case designed to fit most modern straight and F-attachment (F-trigger) tenor trombones, combining a tough 600 denier nylon exterior with a soft, non-abrasive plush velvet lining and practical storage for mouthpieces and accessories.
Protec MX306CT Trombone Case Features
- Instrument compatibility: Tenor trombone (fits straight and F-attachment models)
- Exterior material: Rugged 600 denier nylon
- Carry handle features a padded grip secured by a hook-and-loop closure
- Quick-lock closure
- Shoulder strap
- Lightweight shock absorbing frame
- Two accessory compartments
- Soft non-abrasive plush velvet lining
- Padded backpack straps that tuck away into their own pocket when not in use
- Rubber feet
- Large front pocket, zippered
- Small accessory pocket, zippered
Protec MX306CT Specs & Fit Info
- Fits most modern tenor trombone makes and models
- Fits both F-trigger and straight tenor trombones
- Bell diameter: Fits up to 9.5"; 24.1 cm
- Exterior dimensions (HxWxD): 38"x13"x12.5"
- Weight: 8 lb
- Front side pocket dimensions (HxWxD): 5" x 24.5" x 1.5"
Condition
Brand new with tags
Who the MX306CT Trombone Case is For
The Protec MX306CT is a contoured tenor trombone carrying case made to protect and transport a straight or F-attachment tenor trombone with a bell up to 9.5 inches. It is designed for students, advancing players, and working musicians who want a lighter-weight case with a secure molded interior, reliable closures, and practical accessory storage for day-to-day school, rehearsal, and gig transport.
Within Protec’s MAX series, the MX306CT stands out for combining a shock-absorbing frame with a rugged nylon exterior, plush velvet lining, and multiple carry options, including tuck-away backpack straps and an included shoulder strap. For players who alternate between instruments, the fit is optimized to accommodate both straight and F-trigger tenor trombones without needing a separate case.
Common Questions about the Protec MX306CT
Will the Protec MX306CT fit an F-attachment tenor trombone?
Yes. The MX306CT is molded to accommodate both straight tenor trombones and F-attachment (F-trigger) tenor trombones.
What bell size does the MX306CT accommodate?
It fits tenor trombone bells up to 9.5 inches (24.1 cm).
Does the MX306CT include backpack straps and storage pockets?
Yes. It includes padded backpack straps that tuck into a dedicated pocket, an included shoulder strap, two interior compartments, and two exterior zippered pockets (a large front pocket and a smaller accessory pocket).
We are proud to be an authorized Protec 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
Protec MX306CT Straight / F-Attachment Trombone Contoured MAX Case
Protec MAX Trombone Case Overview
The Protec Contoured MAX Case is a lightweight, sturdy tenor trombone case designed to fit most modern straight and F-attachment (F-trigger) tenor trombones, combining a tough 600 denier nylon exterior with a soft, non-abrasive plush velvet lining and practical storage for mouthpieces and accessories.
Protec MX306CT Trombone Case Features
- Instrument compatibility: Tenor trombone (fits straight and F-attachment models)
- Exterior material: Rugged 600 denier nylon
- Carry handle features a padded grip secured by a hook-and-loop closure
- Quick-lock closure
- Shoulder strap
- Lightweight shock absorbing frame
- Two accessory compartments
- Soft non-abrasive plush velvet lining
- Padded backpack straps that tuck away into their own pocket when not in use
- Rubber feet
- Large front pocket, zippered
- Small accessory pocket, zippered
Protec MX306CT Specs & Fit Info
- Fits most modern tenor trombone makes and models
- Fits both F-trigger and straight tenor trombones
- Bell diameter: Fits up to 9.5"; 24.1 cm
- Exterior dimensions (HxWxD): 38"x13"x12.5"
- Weight: 8 lb
- Front side pocket dimensions (HxWxD): 5" x 24.5" x 1.5"
Condition
Brand new with tags
Who the MX306CT Trombone Case is For
The Protec MX306CT is a contoured tenor trombone carrying case made to protect and transport a straight or F-attachment tenor trombone with a bell up to 9.5 inches. It is designed for students, advancing players, and working musicians who want a lighter-weight case with a secure molded interior, reliable closures, and practical accessory storage for day-to-day school, rehearsal, and gig transport.
Within Protec’s MAX series, the MX306CT stands out for combining a shock-absorbing frame with a rugged nylon exterior, plush velvet lining, and multiple carry options, including tuck-away backpack straps and an included shoulder strap. For players who alternate between instruments, the fit is optimized to accommodate both straight and F-trigger tenor trombones without needing a separate case.
Common Questions about the Protec MX306CT
Will the Protec MX306CT fit an F-attachment tenor trombone?
Yes. The MX306CT is molded to accommodate both straight tenor trombones and F-attachment (F-trigger) tenor trombones.
What bell size does the MX306CT accommodate?
It fits tenor trombone bells up to 9.5 inches (24.1 cm).
Does the MX306CT include backpack straps and storage pockets?
Yes. It includes padded backpack straps that tuck into a dedicated pocket, an included shoulder strap, two interior compartments, and two exterior zippered pockets (a large front pocket and a smaller accessory pocket).
We are proud to be an authorized Protec 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

Protec MX306CT Straight / F-Attachment Trombone Contoured MAX Case
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.
