How to Repair a Bifold Door Top Pivot A bifold closet door's top pivot could become loose and scrape along the floor. This can be fixed by loosening the set screw on the top bracket. The top pivot pin is a screw made from metal that fits into a plastic https://replacebifolddoors15069.frewwebs.com/31284912/10-websites-to-help-you-learn-to-be-an-expert-in-bi-fold-door-repairs