Cannot find this sash guide

A quick learner from Florida says:
October 23, 2016
Dimensions as measured are:

1 3/4" tall
5/8" wide at base
7/8" wide at top
3/8" deep at top

I need about 20 of these for some window repairs and cannot seem to find them anywhere.
User submitted photos of a top sash guide.
Profile picture of Paul
Paul from SWISCO responded:
October 26, 2016
Please see our 18-161 top sash guide, this appears to match.
5/8" Sash Guide, Norandex
5/8" Sash Guide, Norandex
18-161
$1.88
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