Truth sliding door rollers

A contractor from Kalispell says:
You can zoom in on the part number.
I'll need 2 sets
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Casey from SWISCO responded:

Hello,

Your roller looks like it could be a good match for our 81-018. See the dimensions below for comparison. Check it out and let us know if you have any other questions. Thank you! 

Alternate image for 81-018
Alternate image for 81-018

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