What part id is this

A handy person from San Juan says:
March 31, 2021
I have 2730 balance on my single hung windows. This part is on the sides of the windows. I need to know if I can buy this part. At least 10 of them.
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Emily from SWISCO responded:
April 2, 2021

Take a look at the 18-201 and review its dimensions to make sure they match up with what you currently have. Let us know what you think!
5/8" Sash Guide, Lawson
5/8" Sash Guide, Lawson
18-201
$1.33
How to Replace a Top Sash Guide [1080p]
How to Replace a Top Sash Guide [1080p]
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