This is original 1982 kitchen cabinets Drawers are sliding across these plastic 'bearings/slides' Some are broken, and the drawers don't open smoothly so looking to do a simple fix for now.
Casey from SWISCO responded:
April 3, 2020
Thank you for your inquiry. Our three closest matches are our 32-020, 32-083, and 32-114. Have a look and see if any one of these will work.