Patio Door Top Guide, Crossly

I can't seem to find it anywhere, any ideas? I have one missing and another that could do with replacement for cosmetic reasons. Looking at the construction of my doors, it really doesn't appear necessary but more of a trim item? There are the nylon guides behind it so it is not the primary slide ... (cont.)

Looking to replace the roller assemblies for my patio sliding door, aluminum door.I do not know the brand of the door nor model number.I already sent a separate request under your Contact Us.Thank you,John

I need help identifying these two pieces on my sliding glass door. Red arrow: plastic weather stripping Blue arrow: plastic rail guide. I'm missing this piece on my other sliding glass door.

Looking for the part located on the top of the moving door. (taller door on the right side in the attached photo) This part insulates and centers the door to prevent it from rubbing metal on metal. Rt and Lt topside of the moving door looks to be the same configuration. Door is 37 7/8 inches wide.Sc ... (cont.)

The top guides on all my sliding glass doors have broken. This is the most intact one I could find, though it is snapped in the middle of the u-bend. I need to replace them all. No manufacturer is indicated anywhere I can see on door, though I don't really know what I am looking for. Thanks! ... (cont.)