Conveyor belt from grain harvester. By Dorel Borlea. 15:56 video:
https://www.youtube.com/watch?v=Aypf05Xr7ps
Previously:
https://www.homemadetools.net/forum/...657#post147667
https://www.homemadetools.net/forum/...132#post161005
https://www.homemadetools.net/forum/...471#post162242
https://www.homemadetools.net/forum/...572#post162717