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Ships within 48 hours · Estimated delivery Aug 25 - Aug 30
Also known as: K76-37251
For use with various LiftMaster® and Chamberlain® AC Chain Drive and Belt Drive Garage Door Openers
Self-contained free exit system designed to detect moving vehicle and open your automatic gate
bracket and connectors
LiftMaster K144B0018 Idler Pulley for ATS CSO Operators Also known as: K76-37251Description For LiftMaster ATS Chain Drive models ATS211, ATS211R and Chamberlain CSO Operators Often purchased together with 041C4470 Gear and Sprocket Kit Original manufacturer replacement part Idler Pulley, 2" OD, 1 2"B Also known as 144B0018, 144B18
