How to Repair a Bifold Door Top Pivot The top pivot of a bifold closet door can become loose and scratch the floor. This can be fixed by loosening the set screw for the top bracket a bit. The pivot pin on the top is a screw made of metal https://repairing-bifold-doors22225.qodsblog.com/30719667/17-reasons-not-to-avoid-bi-fold-door-repairs