patio door tandem rollers

A contractor says:
We found what we thought was correct but the brackets were on the wrong side. Having trouble finding one with correct brackets. We need the one not in the packaging. approx 5 3/4" end to end 4 5/8" housing wheels 1 1/4" diameter housing 3/4" wide.
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Paul from SWISCO responded:

At first glance, I am thinking of recommending our 81-141 roller assembly as a replacement. Take a closer look and see if this is a match.

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