Chain Drive Rail Extension Kit For 8'-High Garage Doors
7708CB-P
For Chamberlain® chain drive models in 8-ft. garage door applications.
Quick-installation of extension rails and replacement chain.
Overview
Features
Features
Rails
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.