Home / Chamberlain 1.25 in. W X 37.7 in. L Steel Chain Drive Extension Kit
  • Chamberlain 1.25 in. W X 37.7 in. L Steel Chain Drive Extension Kit
  • Chamberlain 1.25 in. W X 37.7 in. L Steel Chain Drive Extension Kit
  • Chamberlain 1.25 in. W X 37.7 in. L Steel Chain Drive Extension Kit
  • Chamberlain 1.25 in. W X 37.7 in. L Steel Chain Drive Extension Kit

Chamberlain 1.25 in. W X 37.7 in. L Steel Chain Drive Extension Kit

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The Chain Drive Rail Extension Kit for 8'-High Garage Doors is required for reliable, everyday operation of Chamberlain chain drive models in 8-ft. garage door applications. Featuring a quick-install extension rail and replacement chain, the kit includes
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