Balance replacements identification

A handy person from Lake Wort, Florida says:
December 19, 2021
Window 1: marked with 29-2
62"h x 36"w

Window 2: marked with 2950 BSI
62"h x 52"w

Both were probably installed around 1999 when house was built
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Emily from SWISCO responded:
December 21, 2021

Hi there!

This looks like a match for our S377-30 channel balance with a 2920 stamp option. Look over the dimensions and specifications and see if you agree.
30" Series 377 Channel Balance
30" Series 377 Channel Balance
S377-30
$11.52
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