Roller for a Anderson patio screen door

A quick learner from Corning, NY says:
We need 20 of these. Can't find a part number. only number is a Pat No 4,850,078
User submitted photos of a patio door roller.
Profile picture of Tom
Tom from SWISCO responded:
Good morning! This looks like SWISCO part number 84-070, Andersen Gliding Screen Door Roller.
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