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Ships within 48 hours · Estimated delivery Aug 4 - Aug 9
Compatible with Mega Swing and Mega Tower barrier operators
Long-Range Performance: Transmission range from 50 to 700 meters in open space for flexible installations
Durable Material: Made from UHMW plastic for long-term reliability and reduced wear
OEM-grade reliability for long-term performance
it ensures dependable performance for controlled entry applications
LiftMaster 841LM Garage Door Lock arm-assembly Compatible with Mega Swing andDeadbolt Security Lock for LiftMaster Garage Door Openers The LiftMaster 841LM is an automatic garage door lock that enhances perimeter protection by reinforcing the door with a powerful deadbolt every time it closes. Designed for seamless integration with compatible LiftMaster openers, this lock engages and disengages in sync with the motorized cycle, creating a secure, tamper resistant barrier. When paired with two locks, it meets two point locking
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