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How to Repair Bifold Door Bottom Pivots If your bifold closet doors are sagging or scraping the floor it's likely due to a misalignment. A few simple adjustments will bring them back to their proper alignment. This pivot's bottom mounts to the floor or the base of a bracket for a solid, secure mounting. Threaded for adjustment, this kit can be used with a wide variety of bi-fold doors. Broken or cracked Anchor or Pivot Pins The pivot pins and the anchor