Bach 42BO Stradivarius Large Bore Tenor Trombone

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Maximum Purchase:
1 unit
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Instrument Type:
Large Bore Tenor
Bore Size:
Bell Size:
8 1/2"
Brass Bell Alloy Filter:
Yellow Brass One Piece
Brass Bell Alloy Filter:
Gold Brass One Piece
Handslide Inner Tubes:
Yellow Brass
Handslide Crook:
Yellow Brass
Valve Style:
Standard Rotor
Wrap Style:
Open Wrap

Contact The Trombone Shop for order availability.

The Bach 42BO "Stradivarius" is one of the great standards for large bore tenor trombones. 

For generations the Bach 42 Stradivarius has been one of the premier large bore tenor trombones throughout the world, renown for it’s sound, response and musical control.  The 42BO features an 8-1/2" one-piece hand-hammered yellow, or gold brass bell, chrome plated nickel-silver inner handslide tubes, brass outer handslide tubes and open wrap F-attachment with traditional rotor. Included is a Vincent Bach 6-1/2A large shank mouthpiece and contoured wood shell case.


Key: Bb/F
Bore Size: .547"
Bell Size: 8 1/2"
Bell Alloy One Piece Yellow or Gold Brass (42BOG)
Inner Handslide: Chrome-Plated Nickel Silver Inner Slide
Outer Handslide: Yellow Brass
Handslide Crook: Yellow Brass
Tuning Slide: Yellow Brass
Valve Style: Standard Rotor
Wrap Style: Open Wrap
Mouthpiece: Bach 6 1/2A Mouthpiece
Case:  Bach Contoured Wood Shell Case

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Returns Policy

You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).

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When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.

Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.

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