Assembly roller for glass closet door

A home owner from Louisville Ky says:
Can you tell from attached picture what we need to fix a bumpy to a smooth slide? Or do we have to remove the roller assembly?
Thumbnail of the uploaded file named Resized_20210318_131721.jpeg
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Casey from SWISCO responded:


Take a look and compare the dimensions of our 23-016 closet roller to yours. Thanks for posting! 

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