caldwell window channel balance

A handy person from LA says:
August 6, 2015
stamp says
CALDWELL 17 5 10

whole channel 19"
just the steal channel is 18" long.
User submitted photos of a window balance.
A handy person from LA says:
August 6, 2015
one more picture
User submitted a photo of a window balance.
Profile picture of Tom
Tom from SWISCO responded:
August 7, 2015
Thanks for posting. Please see our S385-18 channel balance. I think this may be what you're looking for.
A quick learner from LA says:
August 10, 2015
My sash weighs 21 lb.,

do I choose option 1750?

Profile picture of Paul
Paul from SWISCO responded:
August 11, 2015
Ordinarily I would hesitate, but since the window manufacturer themselves used 1750, I think you should be okay.
18" Series 385 Channel Balance
18" Series 385 Channel Balance
S385-18
$9.34
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