How to Repair a Bifold Door Top Pivot A bifold closet door's top pivot can become loose and scrape the floor. This can be fixed by loosening up the set screw on the top bracket. The top pivot pin is made of an iron screw that fits into a cap https://replace-bifold-doors49910.blogginaway.com/31081112/5-laws-everybody-in-bi-fold-door-repairs-should-know