Chamberlain Belt Drive Rail Extension Kit for 10 ft. Garage Doors

The Belt Drive Rail Extension Kit for 10 ft. High Garage Doors is required for reliable, everyday operation of Chamberlain belt drive models in 10 ft. garage door applications. Featuring a quick-install extension rail and replacement belt, the kit includes everything needed for quick and easy installation. Includes one-year warranty, rail extension, replacement belt, all necessary hardware and an instruction manual for easy set-up.|Proven quality: rigorous quality testing ensures lasting performance|Product dimensions: (D) 49.97 in. x (H) 1.00 in. x (W) 1.25 in.|Additional assurance with 1-year warranty|Chamberlain is the largest and most dependable garage door opener manufacturer in North America