How to Repair a Bifold Door Top Pivot The top pivot of a bifold closet door can be loosened and scrape the floor. This can be fixed by loosening the set screw on the top bracket. The top pivot pin is a metal screw that fits into a plastic cap https://replace-bifold-doors23767.actoblog.com/31306665/think-you-re-perfect-for-doing-bi-fold-door-repairs-do-this-test