7/8" Round Shower Door Wheel

I have a frame less glass shower door that need replacemnt rollers for. The roller has a 1in o.d, convex or oval profile, has an S626Z bearing and takes a #8 machine screw to mount.

Looking to replace these, our shower doors are old but still in good shape besides these rollers

Original 1972 sliding wardrobe doors on a 5' track. They slide into a narrow place on the inside frame. I have tried to reconfigure with a newer pair of rollers, but it's not really working out. Thank you

I need 8 bearings to replace the broken one in the photo above. The roller is 7/8 inch in dameter, the nylon roller is 1/4 inch thick, The entire bearing is .455 inches thick and the screw I believe is an M4. The screw is .475 inches in total length, .16 inces in diameter and the threaded portion is ... (cont.)

Goodmorning,I am looking for 1" (25mm) rollers for 2/ 9 year old sliding shower doors. I have included pictures below in the attachment. Do you have a similar product? Thank you. I have to take the shower door off the track in order to send you pictures. It is a 2 man job, and I am by myself. ... (cont.)