Direct Drive 1042V004 Garage Door Opener, 42 x 10 x 6.5 inches NA Imported Extremely quiet garage door opener with virtually no vibrations Includes two x 2-button transmitters and one interior wall station HomeLink compatible/Sommer USA customer service available Secure Rolling Code Technology, 310 MHz Includes rail for 7 ft. or 8 ft. door height (full installation kit included) We replaced the fastening bolt with a pressure plate.