Sharp project window sash lift

A contractor from Charlotte NC says:
Please let me know if you have this sash lift. I don't know the manufacturer of the window but it is a double hung vinyl window. Sash lift measures 2 7/8" with an opening in the sash of 5/16". HELP!!!!
User submitted photos of a window sash lift.
Profile picture of Paul
Paul from SWISCO responded:
It's hard to tell based on this picture. Could you possibly use something like our 26-147?
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