Screen door track pulley's

Our door is a 870 sliding glass door. I just purchase some parts through your company it was a Mortise style handle set. I also purchased a few other parts for our door. I need to fix the screen door now. I have a very hard time sliding it my husband looked at the screen door part of it and noticed these pulleys are busted and I need to get these parts that are shown in the photos above could you please help me. I also took a picture of my order invoice for the parts I already ordered. That way it might help you find the track pulley's for screen door for a 870