Description
LiftMaster 041C4220A Chain Drive Gear and Sprocket Kit liftmaster K75 19101 Available in spools of 250 500 1000ft FAA 63000131 liftmaster bearing Model:Uninstalled 3 7 16 diameter Available in spools of 250 500 1000ft (75 152 305m) The Electric Gate Lock is wired into the gate opener control box