Thank you for quick reply, a closer look at this bypass trolley shows different dimensions then your
23-189. The rollers are 7/8", the height is 1-1/4", from roller to roller is 3-1/4" and the base is 1-3/8". do you have something that will work.Stamped into the metal is ACME 30-1001. I have now have three pocket doors on this project that need repair.(Have attached pictures of bypass trolley)
Thank you for your time in this matter