channel balance and top sash guide

A quick learner says:
May 18, 2017
need to know if I have right part numbers> I need 14 371-29 and 4 371-33. Also what is part number for top sash guide. It is held in by a screw. thank you, Fred
User submitted photos of window hardware.
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Paul from SWISCO responded:
May 23, 2017
Looks like you have Rollyson windows. They've been known to use our 18-124P top sash guides and Series 371 channel balance, like you mentioned. You may want to remove the undamaged top sash guide to confirm the 18-124P is a match, but I think there's a good chance it is.
29" Series 371 Channel Balance
29" Series 371 Channel Balance
S371-29
$11.10
33" Series 371 Channel Balance
33" Series 371 Channel Balance
S371-33
$11.52
Top Sash Guide Pair, Rollyson
Top Sash Guide Pair, Rollyson
18-124P
$3.92
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