How to Repair a Bifold Door Top Pivot The top pivot of the bifold closet door could be loosened and scrape the floor. This can be fixed by loosening the set screw for the top bracket. The top pivot pin is a metal screw that is inserted into a plastic https://bifoldingdoorrepair44432.ageeksblog.com/29927143/20-things-you-need-to-know-about-bi-fold-door-repairs