This pre-owned Bach 42BO is an early 2000s make and an exceptional example of one of the most trusted large bore tenor trombones ever built. The 42BO design has been favored by serious students, orchestral players, and professionals for decades, and this particular instrument stands out for both its condition and performance.
It is a single-owner trombone that has been carefully maintained since new. Recently serviced in our shop with a full chemical bath and complete inspection, it is playing exactly as it should — clean response, secure intonation, and free of any mechanical issues. The lacquer finish shows only minimal wear, giving the appearance and feel of a nearly new instrument.
Key Features:
Hand Slide: Smooth, fast, and virtually flawless. The inner tubes are straight, polished, and perfectly aligned, with almost no lacquer wear in the grip area.
Open Wrap Rotor: Quiet and quick, the valve moves easily and seals well, delivering the classic free-blowing response the 42BO is known for.
Classic Bach Build: The 8.5" yellow brass bell and .547 large bore hand slide produce the warm, resonant tone that has made the 42B series a standard for over 50 years.
Minimal Signs of Use: This horn looks and feels remarkably fresh, with only the lightest cosmetic signs of handling.
Original Case Included: The original Bach case remains in excellent condition, providing solid protection and storage.
The Bach 42BO continues to set the bar for versatility in the large bore tenor category, equally at home in orchestra, band, or solo playing. This one is a fantastic opportunity for advanced students or professionals seeking a horn that plays like new at a pre-owned price.
FAQ 🤔
Q: What makes the Bach 42BO different from the standard 42B?
A: The 42BO features an open wrap rotor system, which reduces resistance and allows for a freer, more even airflow when the valve is engaged. Many players prefer this setup for smoother legato and a more responsive low register.
Q: Is this Bach 42BO a good choice for professional use?
A: Yes. The 42BO is one of the most widely used large bore tenor trombones in the world, trusted by symphonic, band, and solo players alike. This particular example, with its excellent slide and condition, is easily suitable for advanced students through professional musicians.
Q: How does the hand slide play on this instrument?
A: The hand slide is exceptionally smooth. It has been carefully aligned, the tubes are straight and polished, and it moves with ease — essentially like new. This makes fast passages and delicate articulations effortless.
Q: What is included with this trombone?
A: The original Bach case is included, and it’s in excellent condition. It provides reliable protection and storage for the instrument.
Q: Can I trade in my current trombone toward this purchase?
A: Absolutely. We accept trade-ins of pre-owned trombones and can help offset the cost of this Bach 42BO. Start the trade-in process here ✍️.
🔄 Considering a trade-in to help offset your purchase? Tell us what you have or browse our full selection of trombones in stock 🔎.




















