How to Repair a Bifold Door Top Pivot The top pivot could be loosened and scrape the floor. This can be fixed by loosening the set screw for the top bracket slightly. The pivot pin on the top is a screw made of metal that is inserted into a plastic https://replace-bifold-doors22281.vblogetin.com/36297483/the-best-advice-you-can-ever-receive-on-bi-fold-door-repairs