need to replace roller mechanism

A home owner from Hobbs, NM says:
I have taken pictures of the roller mechanism that I need replaced. Please send a reply email indicating the correct replacement from your company (please include part number). I will need 4.
A customer submitted photo of a roller.
Profile picture of Tom
Tom from SWISCO responded:
Thanks for posting! I'm not sure if we have this exact roller, but please see our 81-125 Sliding Door Roller and compare it to your existing hardware to see if this can work as a replacement.
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