replacement roller door hinges

Good morning we are in the hunt for replacement roller door hinges see photos. We have nine doors each door needs two hinges thats runs on the bottom track.

We spoke to the company that manufactures the door, and they no longer have these hinges. My understanding from the gentleman,we spoke to the company that manufactures the door, and they no longer have these hinges.

Please take a look at the attached photos and see if this is something you have.Many thanks Bob