window top sash guide search

A home owner from USA says:
I'm looking for a window top sash guide look like this. Also I will order all balanced from your website since I have four historic aluminum windows to fix...
Here's the pic of the top sash guide. Could you help me to find it in your website? Thank you.
User submitted photos of a top sash guide.
Profile picture of Paul
Paul from SWISCO responded:
This looks like our 18-161. Give it a look and see if you think it's a match.
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