Bifold Door Guide Pin

I have a metal mirrored bifold closet door. The piece pictured is on the bottom left side. The white piece is broken. I need to know what it is called in order to find it and place an order. Thank you.

My name is Roy, I have 12 old metal bifold doors that needs new guide pins, springs on the top and bottom. Here is the door that I need part for please lmk thank you These doors are about 50 years old and all needing replacement. Thank You Roy

Looking for replacement hardware and diagrams for 1960s steel bifold closet doors

Looking for a aluminum bifold door track with the following specs length :36" with: 1" depth: 1/2"

here is my problem. i have 40 year old metal bi-fold doors in all the closets. they are bolted together so they swing open like a regular door, so i don't use the pins on the mating edge of the doors, only the outside edge. on one door only, i can use the slot on the bottom pin and raise the door ... (cont.)