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The Bach 42A Stradivarius Trombone, featuring the innovative Hagmann Valve, stands as a pillar of choice for professional trombonists seeking a symphonic sound. Known for its warm, dark tonal quality and exceptional projection, this instrument is designed for both solo and orchestral settings. Its large bore and yellow brass bell combine with cutting-edge craftsmanship to deliver a rich sound and open playability.
This model excels in tonal benefits, with the 8.5-inch bell offering enhanced projection and the open wrap design ensuring seamless transitions. Crafted for discerning players, it suits those in symphonic orchestras as well as solo performers. The chrome-plated handslide tubes allow for smooth action, enhancing response and precision. Suitable for advanced students and professionals, this trombone exemplifies the artistry of brass manufacturing.
Bach 42A Key Features
- Condition: Like new with minor lacquer blemish on bell flare
- Bore Size: .547 inches
- Bell Size: 8.5 inches
- Bell Material: Yellow Brass
- Finish: Lacquer
- Hagmann Valve with open wrap F attachment
- Chrome plated nickel silver inner handslide tubes
- Case: Original Bach hardshell case
- Accessories: Large shank Bach 6.5AL mouthpiece and slide cream
- Serial Number: 216835
- Professionally serviced, set up, and play-tested
We are proud to be an authorized Bach 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
Bach Model 42A Stradivarius Trombone with Hagmann Valve
Bach 42A Stradivarius Trombone
The Bach 42A Stradivarius Trombone, featuring the innovative Hagmann Valve, stands as a pillar of choice for professional trombonists seeking a symphonic sound. Known for its warm, dark tonal quality and exceptional projection, this instrument is designed for both solo and orchestral settings. Its large bore and yellow brass bell combine with cutting-edge craftsmanship to deliver a rich sound and open playability.
This model excels in tonal benefits, with the 8.5-inch bell offering enhanced projection and the open wrap design ensuring seamless transitions. Crafted for discerning players, it suits those in symphonic orchestras as well as solo performers. The chrome-plated handslide tubes allow for smooth action, enhancing response and precision. Suitable for advanced students and professionals, this trombone exemplifies the artistry of brass manufacturing.
Bach 42A Key Features
- Condition: Like new with minor lacquer blemish on bell flare
- Bore Size: .547 inches
- Bell Size: 8.5 inches
- Bell Material: Yellow Brass
- Finish: Lacquer
- Hagmann Valve with open wrap F attachment
- Chrome plated nickel silver inner handslide tubes
- Case: Original Bach hardshell case
- Accessories: Large shank Bach 6.5AL mouthpiece and slide cream
- Serial Number: 216835
- Professionally serviced, set up, and play-tested
We are proud to be an authorized Bach 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

Bach Model 42A Stradivarius Trombone with Hagmann Valve
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.
