LiftMaster 041C5141-2 Square Rail Trolley Kit Viking E4 Swing Gate Operator LiftMaster 73-18457 is a Frame

LiftMaster 73-18457 is a Frame Replacement Kit

ensuring seamless connectivity between your motor and control panel

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Remote exit button

LiftMaster 041C5141-2 Square Rail Trolley Kit Viking E4 Swing Gate Operator LiftMaster 73-18457 is a FrameLiftMaster 041C5141 2 Square Rail Trolley Kit This is a Square Rail Trolley Replacement Kit. For use with various Chamberlain Belt Drive Garage Door Opener rail assemblies. Check the manual or replacement parts diagram for specific part information before ordering to ensure compatibility. Genuine LiftMaster replacement part. Also known as: LiftMaster 41C5141 2 Includes: Square rail trolley Belt tensioner Clevis pin Ring