need help identifying this part

A quick learner says:
May 15, 2023
The dimensions are :
2.5 inches in length
0.5 inches in depth (little past 0.5 inches )
0.5 inches in width (little past 0.5 inches)
Thumbnail of the uploaded file named image1 (4).jpeg
Thumbnail of the uploaded file named image0 (5).jpeg
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Casey from SWISCO responded:
May 16, 2023

Hello,

Your top sash guide looks like a match to the 18-171. Take a look and review the specifications below. Thanks for posting!

Alternate image for 18-171
Alternate image for 18-171

Alternate view of 18-171
Alternate view of 18-171

Alternate view of 18-171
Alternate view of 18-171
Stepped Sash Guide, Alpine
Stepped Sash Guide, Alpine
18-171
$1.35
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