Magnetic Autocontrol Spare Barrier Arm Skirt Kit 20' (Uninstalled) | MAG-GS02_20_E FASTS-WKLF-318 Use frequency is measured at

Use frequency is measured at an ambient temperature of 72°F (20 °C)

LiftMaster 20-3075C-4P

Optional external module for traffic light management …and many other functions

Model: SwingRiser Post

Setting number of cycles for assistance

Magnetic Autocontrol Spare Barrier Arm Skirt Kit 20' (Uninstalled) | MAG-GS02_20_E FASTS-WKLF-318 Use frequency is measured atMagnetic Autocontrol Spare Barrier Arm Skirt Kit 20' (Uninstalled) MAG GS02_20_E The barrier arm skirt provides additional security underneath the closed barrier arm. This provides additional security above and beneath the closed barrier arm. It is a skirt length of 20 feet for a support post or pendulum (Microboom XL Only). Note: Must be used with a support post. Supports are sold separately. Manufacturer's Warranty Period 1 year Note: This product