Rollers 2 only on bottom of door. Held in place by screw from edge of door and one from above. Markings: Row 1 "A-S" Row 2 "MYC" Row 3 "7867"
Thanks for help locating part. Zack
Tom from SWISCO responded:
June 17, 2020
Hello! We actually have a bunch of different rollers that look like this. The best match will ultimately depend on how your dimensions compare to ours. See our 81-023, 81-278, 81-279, and 81-282.