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How to Repair Bifold Door Bottom Pivots If your bifold closet doors are sliding or scraping the floor it's most likely due to misalignment. A few simple adjustments will bring them back to their proper alignment. The bottom pivot is attached to the floor or base of a bracket for solid, secure mounting. This kit is threaded for adjustment and is compatible with a variety of bi-fold door designs. Cracked or Broken Anchor or Pivot Pins Anchor pins and pivots can be damaged or misaligned on a bifold