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 on the top bracket. The top pivot pin is a metal screw which fits into a cap made https://replacebifolddoors14976.dailyhitblog.com/36145648/10-websites-to-help-you-be-a-pro-in-bi-fold-door-repairs