GENIE 39027R Garage Door Opener Extension Kit for 5-Piece Chain-Drive Tube Rails

The Genie 39027R Garage Door Opener Extension Kit for 5-Piece Chain-Drive Tube Rails will extend a 7 ft./5 piece chain drive tube rail to accommodate an 8 ft. high door. This kit is designed specifically for Genie chain drive tube-style openers like models 2033, 2035, 2036, 3035, and 7035. Included in this kit are a rail extension, chain and installation hardware.