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How to Repair Bifold Door Bottom Pivots Misalignment is likely to be the reason for your bifold doors sliding and scraping on the floor. A few simple adjustments will bring them back in line. This bottom pivot mounts to the floor or base of a bracket to provide a secure, sturdy mounting. It is threaded to allow for adjustment. kit can be used with a wide range of bi-fold doors. Broken or cracked Anchor or Pivot Pins The pivot pins and anchor pins on a bifold door often break or are misaligned which can c