Bifold Door Bottom Pivot, Fenestra

Moved into a house with 4 sets of Fenstra bifold doors from the 60s or 70s. A number of the parts appear to be replaced a bit haphazardly. I believe I need part 21-019 for the bottoms, but I also need the bracket to secure them. Wanted to confirm. I've attached a photo of a top pivot pin that rece ... (cont.)

For Fenestra Incorporated metal closet door. 4" L X 5/16" W Need 1 of each photo.

I need spring loaded hardware for bifold metal 1970s closet doors

Good afternoon looking to get top and bottom bushings and pins for my fenestra bi fold doors tops are 1/4" diameter by 4 inch length with spring and push nuts. Bottom pivots are 1/4" diameter and 4" length and screw adjustable bushing that slides into track needs to be 3/8" thanks for your time ... (cont.)

I have old metal bifold doors and I can't find parts for them. Wondering if you guys carry them, there are a lot of options on your website.