window single hung part

A quick learner from las vegas says:
May 20, 2022
Hello looking for a part this goes on the window frame is a small little peace that helps the window stay in track cant seem to find them anywhere any subjections or do you have this parts this goes on the side of the window that opens up it helps to balance window and keeps it in track tights let me know what they are called and if you have them how much there is other ones that just clip on the edge of window fame either one will work thank you!!
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Tom from SWISCO responded:
May 25, 2022

Hello! This looks similar to our 67-029. This also serves the same function as a guide for the window sash. Look it over and see what you think!

Detail of 67-029
Detail of 67-029
Sash Balance Bracket
Sash Balance Bracket
17-059
$1.59
Keller Slider Guide
Keller Slider Guide
67-029
$1.74
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