Aluminum sliding glass door roller assembly

A home owner from Toledo, Ohio says:
There are no markings on part other than "Kilian" on roller. No names or markings on door.
1"inch roller. 2 3/4 from back to front of roller. 3/4 width
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Emily from SWISCO responded:

Hello!

Start by comparing your dimensions to our 84-149 and see if this matches up to your original roller assembly. 

84-149 dimensions
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