Andersen Balance Replacement

A contractor from Montgomery county maryland says:
September 26, 2019
I need to replace this old Andersen window balance, and I cant find the exact match on your inventory, can you please advice me on what will be the closes match you have?
Thanks in advance
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Tom from SWISCO responded:
October 2, 2019

Hello! Based on your stamp of "12L," I recommend our 24-13L for the left side and 24-13R for the right side. Let me know if you have any questions.
Andersen Sash Balance, 13L, 12SL
Andersen Sash Balance, 13L, 12SL
24-13L
$54.20
Andersen Sash Balance, 13R, 12SR
Andersen Sash Balance, 13R, 12SR
24-13R
$54.20
How to replace an Andersen Window Balance
How to replace an Andersen Window Balance
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