Liftmaster LA500DCS Swing Gate Opener Secondary Arm with Cable Liftmaster RSW12U and many other commercial facilities

and many other commercial facilities

or in your purse or pocket

DoorKing 4502-009 Circuit Board

FCC (US): DUF6VT-12874-OT-T

When in sleep mode

Liftmaster LA500DCS Swing Gate Opener Secondary Arm with Cable Liftmaster RSW12U and many other commercial facilitiesCLICK HERE FOR BROCHURECLICK HERE FOR MANUAL LA500DCS Secondary Arm with Hardware and Cable Arm only (LED light discontinued) ***ITEM CANNOT SHIP VIA US POSTAL SERVICE*** The Liftmaster LA500DCS Secondary Arm is a replacement arm for the Liftmaster LA500 system. It will move a gate that is either 18ft or weighing up to 1200 pounds. It will open up to 90 degrees in 15 17 seconds. Before you purchase make sure that you need to the secondary arm and not