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How to Repair Bifold Door Bottom Pivots Misalignment is likely to be the cause of your bifold doors becoming sagging and scraping the floor. A few simple adjustments will bring them back to their proper alignment. This bottom pivot mounts to the floor or base of a bracket for sturdy, secure mounting. Threaded for adjustment, this kit works with a wide range of bi-fold doors. Broken or cracked Anchor or Pivot Pins Anchor pins and pivots can break or become incorrectly aligned on a bifolding door, causing th