How to Repair a Bifold Door Top Pivot A bifold closet door's top pivot can be loosened and scrape the floor. This can be fixed by loosening the set screw on the top bracket slightly. The top pivot pin is a screw made of metal that fits into a plastic https://bifolddoorglassreplacemen64781.blogspothub.com/30085182/20-rising-stars-to-watch-in-the-bi-fold-door-repairs-industry