Bach 42k / 42bo trombone

Jul 28, 2021. 19:38 UTC
Bach 42K / 42BO Trombone
United States of America

Acquired from

For sale

Bach 42K / 42BO Trombone - interchangeable valve sections


From a professional musician.

Answered within 3 days
Jul 31, 22:17 UTC
By Leah I.

Fair Market Value

$3,000 - $3,500 USD

Insurance Value

$6,500 USD
What does this mean?

Thank you for contacting Mearto. This is a Bach 42BO trombone.
Below I have included links to asking and hammer prices for this model.
I could not find a model called 42 K on the Bach site. I did see this on trombones for sale and have listed links below. If I am misunderstanding the model, please let me know.
Yours appears to be in very good condition and I have taken this into account in my valuation.

Serial number 31042, 1977-78:

Model info 42BO:

Bach 42K trombone asking prices:

$499, ‘poor condition’



New $1989

42BO asking prices:

$1874, ‘good’

$2750, ‘mint’

$2889, mint

$2999, condition unclear

$2999, mint

$3200, good

$3399 new

Hammer prices:

$821 42BO

$860 42BO

$1699 42BO

$2749, ‘mint’ 42BO

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