aluminum frame window roller

A handy person from Modesto, California says:
April 14, 2017
I am looking for replacement rollers like the ones pictured. I cannot find any identifying numbers on the frame or the rollers. please note, there should be 2 roller wheels in each unit but one is missing in some of the pictures. I need 4 of these. Thank you for your help.
User submitted photos of a window roller.
Profile picture of Tom
Tom from SWISCO responded:
April 18, 2017
Thank you for your inquiry. Take a look at our 87-180 window roller. Carefully compare your measurements and dimensions to ours and let us know if this could be a good match for you.
Merzon Sliding Window Roller, 3/8" Concave Wheels
Merzon Sliding Window Roller, 3/8" Concave Wheels
87-180
$4.37
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