Trying to identify replacement roller for old aluminum sliding door.

A home owner from USA says:
Hi?
Do you have replacement for the roller in the picture below.
I need two.
Thanks.
Thumbnail of the uploaded file named Bob Roller #1.PNG
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Tom from SWISCO responded:

Hello! This roller isn't made anymore, but I've had many customers in the past tell me that they successfully used our 81-005 as a no-fuss alternative. Look it over and let me know if you had any questions!

Alternate image for 81-005
Alternate image for 81-005

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