I have been through this. This site was helpful. http://www.automaticswimmingpoolcoverparts.com/Maintenance-Items-bearings-pulleys_c13.htm?page=all
There is also a you tube video as to how to sew the new rope with pre sewn canvas on to your cover. If I find it again I will post it.
There is also a you tube video as to how to sew the new rope with pre sewn canvas on to your cover. If I find it again I will post it.