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How to Repair Bifold Door Bottom Pivots Misalignment is likely to be the reason for your bifold doors becoming sagging and scraping on the floor. A few simple adjustments can bring them back to their proper place and running smoothly. This bottom pivot is mounted to the bracket base or floor for an incredibly secure and sturdy mounting. With a threaded adjustment, this kit is compatible with a broad variety of bi-fold doors. Broken or cracked Anchor or Pivot Pins Anchor pins and pivots could fail or be misaligned on a bifolding door which caus