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Full Chain Extension Kit For 8'-High Garage Doors

  • Exclusively at Home Depot.
  • For Chamberlain® full chain drive models in 8-ft. garage door applications.
  • Quick-installation of extension rails and replacement chain.
$53.99 MSRP



For 8' Garage Doors

Fully compatible: the Belt Drive Rail Extension Kit for 8'-High Garage Doors is required for reliable, everyday operation of Chamberlain® belt drive models in 8-ft. garage door applications.

Installation & Support

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