Liftmaster K77-37635 Sprocket and Chain Kit ram-5000 Non-UL Photoeye – Provides entrapment

Non-UL Photoeye – Provides entrapment protection but does not meet UL325 standards for monitored safety

and Access Plus flush-mount systems

and replaces older models like the 972LM and 372LM

the DoorKing 1601-380 offers unparalleled reliability and functionality

DoorKing 1837-147 Memory Card Replacement – Now Ships as 1830-404

Liftmaster K77-37635 Sprocket and Chain Kit ram-5000 Non-UL Photoeye – Provides entrapmentChain and Sprocket Kit for LiftMaster CSW200U Gate Operators Ensure long term reliability and smooth operation of your swing gate system with this genuine replacement sprocket and chain kit. Designed for LiftMaster CSW200U and CSW200UL operators, this kit is essential for restoring drivetrain performance without replacing the entire operator. Ideal for routine maintenance or worn component replacement in high cycle environments. Key Features OEM