Bifold Door Pivot, Leigh

I need help identifying the correct parts for the above door (95 inch doors).I don't know whether the diameters are 1/4 inch or 5/8 inches?? Thank You

I want to replace the pins for this old door, not sure which pins I need?

Hi , I am trying to replace hardware ( 3- pins pivots etc) to fix "one)leigh full view bifold door.

Would like to buy hardware for the following 2 doors. Leigh Full-Vu Metal Bifold Doors. Attached find label of door. Pics of the 4 corners of the door. Do you have replacement tracks for these doors? I can see that a spring and cotter pin is missing but have no idea if anything else is missing. ... (cont.)

No markings on any of the parts, unknown maker of the metal bi-fold door. Removed pin not knowing pics needed before removal. Pin in pics is 5 1/4" long x 1/4" diameter. Spring and cotter pin were on it. Plastic gasket in bottom and top of door holes (may be nylinders?) No plastic cap on top of ... (cont.)