These are from latio doors that are 40 yrs old. I cannot find and name on doors, likely a builders doir.

A handy person from Cape Coral, Fl says:
March 20, 2024
Please help me identify these rollers.
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Bob from SWISCO responded:
March 21, 2024

Thanks for posting. This looks like the 81-133 Roller used in Alcan doors. Please compare and let me know if this matches what you need.

Alternate image for 81-133
Alternate image for 81-133
Sliding Door Roller, Alcan
Sliding Door Roller, Alcan
81-133
$10.70
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