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How to Repair Bifold Door Bottom Pivots If your bifold closet doors are sagging or scraping the floor it's most likely due to misalignment. Simple adjustments can bring them back in line. The bottom pivot is attached to the floor or the base of a bracket to provide a sturdy, secure mounting. This kit is threaded to allow for adjustment and can be used with a variety of bi-fold door designs. Cracked or Broken Anchor or Pivot Pins The pivot pins and the anchor pins on a bifold door often break or beco