How to Repair Bifold Door Bottom Pivots A misalignment could be the cause of your bifold doors sagging and scraping the floor. A few minor adjustments can bring them back in line. This bottom pivot is mounted to the bracket's base or floor for a sturdy, secure mounting. This kit https://bifoldingdoorrepair36183.iyublog.com/30129388/14-misconceptions-commonly-held-about-bi-fold-door-repair