How to Repair a Bifold Door Top Pivot A bifold closet door's top pivot can become loose and scrape the floor. It is possible to fix this by loosening the set screw on the top bracket slightly. The top pivot pin is a screw made of metal that is inserted https://bi-folding-door-repair04721.liberty-blog.com/30803200/watch-this-how-bi-fold-door-repairs-is-taking-over-and-how-to-respond