https://www.mccoys.com/shop/p/0441436-052303-28/chamberlain-7710cb-p-chain-drive-rail-extension-kit-for-garage-doors
7710CB-P Chain Drive Rail Extension Kit, For: Garage Doors
Sku: 0441436-052303-28
$82.59
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Includes 8 ft chain/cable assembly, rope, master link kit and 2 rail clips.
- Required for reliable, everyday operation of Chamberlain chain drive models in 10 ft
- Rigorous quality testing ensures lasting performance
- Quick installation of extension rails and replacement chain
Suitable for
Garage Doors
Includes
41A5807-2 10 ft Chain/Cable Assembly, 183C157-10 Central Rail Section, 41A3021 Rope, 4A1008 Master Link Kit