How to Repair Bifold Door Bottom Pivots A misalignment could be the reason for your bifold doors becoming sagging and scraping the floor. A few minor adjustments can bring them back in line. The bottom pivot is attached to the bracket's base or floor for an extremely secure, sturdy mounting. https://bifold-door-seal-replacem17635.oblogation.com/29972296/20-things-you-must-know-about-bi-fold-door-repair