Alumunum and poly bearing case

A home owner from Hawaii says:
I am missing two of these bearings for a set of 9 ft mirrored doors. Thet are heldin by ridges on the outer edges and a single clip. The manufacturor sticke is uploaded as well looks like Buchmin industries.
Roller assembly
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Dave Sr. from SWISCO responded:
I am afraid I am unable to find this type of roller assembly. Would you be able to replace just the wheel and axle or are you missing the housing?

If you are able to replace the wheel, we will need to know the diameter and thickness of yours.
81-236 : 1-1/2
1-1/2"dia Nylon Concave BB Wheel
81-307 : Stainless Steel Replacement Roller Axle, 1/4
Stainless Steel Replacement Roller Axle, 1/4" x 5/8"
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