Sash Top Guide - Which One?

A handy person from Puerto Rico says:
After searching for a while I was unable to find the attached Sash Top Guide. I can't see any stamped number but I've included the measurements in the picture.
User submitted photos of a top sash guide.
Profile picture of Paul
Paul from SWISCO responded:
Check out our 18-166 top sash guide. I think this may work for you.
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