https://output.jsbin.com/vayabejoga/
Repairing the Bottom of a Bifold Door Bifold doors are great space-savers however they can be troublesome when they begin to bow or scratch against the floor. These problems can be easily fixed by making a few minor adjustments. If your bifold doors are scraping on the floor, this is most likely because of a damaged track or worn roller. The solution is to replace the damaged rollers. Bottom pivot As time passes the bottom pivot can loosen or even fall off. This usually happens due to a cracked or broken wood piece on which the anchor and pivot pin