Magnetic Autocontrol Articulated Barrier Arm Upcharge up to 84" | MAG-KBS01_ST liftmaster arm assembly Note: For arms 30 ft

Note: For arms 30 ft and longer

Rustproof aircraft-rated aluminum construction with black powdercoat finish

An EARTH GROUND terminal is provided as a recommended connection for maximum lightning and static protection

and acceleration to ensure smooth

Works with Mega Swing

Magnetic Autocontrol Articulated Barrier Arm Upcharge up to 84" | MAG-KBS01_ST liftmaster arm assembly Note: For arms 30 ftMagnetic Autocontrol Articulated Barrier Arm Upcharge up to 84" MAG KBS01_ST Adapt your barrier system for low clearance environments with the Magnetic Autocontrol Articulated Barrier Arm Upcharge. This configuration enables your MicroBoom or VarioBoom barrier system to operate with an articulated boom arm, ideal for locations with restricted overhead space, such as parking garages or covered entryways. This version is designed for a standard passage