81-126 Patio Sliding Glass Door Roller, Crossly

A handy person from USA says:

I was looking at the Patio Sliding Glass Door Roller, Crossly Product Code: 81-126 and I have a few questions. The one I have looks very similar to yours, but there are a few differences. Mine only has one rivet on the opposite side of the wheel versus 2 in the picture. Also, it shows the length as 2
User submitted photos of a patio door roller.
Profile picture of Paul
Paul from SWISCO responded:
That extra rivet in the 81-126 is to add strength to the housing to prevent it from separating. As long as the dimensions match, though, I think you will be okay.
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