LiftMaster 041-0035 Chain Spreader and Sprocket EP-436 It's known for its robust

It's known for its robust performance

Built-in diagnostics include a frequency counter for crosstalk avoidance

Crafted from high-quality materials

You will need to add model 6062 external timer for applications using an electric strike or a magnetic lock that doesn't contain a built-in timer

LiftMaster 041-0035 Chain Spreader and Sprocket EP-436 It's known for its robustLiftMaster 041 0035 Chain Spreader and Sprocket This LiftMaster 041 0035 is a Chain Spreader and Sprocket Replacement Kit. For use with various LiftMaster and Chamberlain DC Chain Drive Garage Door Openers. Complete kit includes Chain Spreader, Sprocket, and C Clip. Check the manual or replacement parts diagram for specific part information before ordering to ensure compatibility. This replacement part is compatible with the following models: 8580WLB