Please identify this top sliding mirror door guide

A quick learner from Mather, CA says:
The small top plastic piece broke off this guide and is no longer usable. I have not been able to locate anywhere
Thumbnail of the uploaded file named image.jpg
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Emily from SWISCO responded:

Hello there!

The guide assembly shown in these photos is discontinued and no longer available, I'm afraid. However, the good news is that the 23-093 can substitute it. Take a look and see what you think. 

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