Window Balance measures 35" has markings D35

A distributor from Denville NJ says:
January 20, 2021
HI Looking to see if you guys can supply some of these balances?

measures 35" has markings D35

Thanks
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Casey from SWISCO responded:
January 21, 2021

Hello,

Take a look and compare our S770-35 channel balance with a 35D strength option to your assembly. Thanks for posting! 
35" Series 770 Balance
35" Series 770 Balance
S770-35
$13.82
How to replace a tilt-window channel balance.
How to replace a tilt-window channel balance.
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