Attached is the photo of the part needed for our shower sliding door.Bottom size is 2 3/8 . Mounting holes are 2 inches center to center. Wheel is 3/4 inch diameter. Height of bracket is 1 inch.
Tom from SWISCO responded:
May 24, 2019
Thanks for contacting us. This exact roller isn't made anymore, but I've been told by other customers that our 10-152 works well as a substitute. Look it over and let me know what you think.