Mighty Mule FM143 Automatic Gate Lock Pull-To-Open

Electronic Lock, A Must For Added Security, Solenoid Driven, Plated Steel Bolt Lock With A Zinc Plated Steel Housing, Unlocks and Locks Automatically As Gates Open and Close Comes With A Keyed Manual Release, Recommended For Gates Over 8 foot Long, Ideal For Animal Enclosures Or High Wind Areas, For Use With Fm 700 and Fm 702 Openers Only.