Magnetic Autocontrol Barrier Arm Skirt Length Up to 9.8 ft. with 70 inches Over-Climb Protection (Skirt Only) | MAG-GUE1802_030 CP-4 Security+ : Built-in 3-Channel Security+

Security+ : Built-in 3-Channel Security+ Receiver allows you to learn/program up to 20 LiftMaster 315 MHz remote controls

This is a replacement Gear Reducer (20:1

Mount Type: Surface Mount Double Door

WallAlert sensor cable 1000ft/300m + Processor (LPU-304 Analyzer)

Magnetic Autocontrol Barrier Arm Skirt Length Up to 9.8 ft. with 70 inches Over-Climb Protection (Skirt Only) | MAG-GUE1802_030 CP-4 Security+ : Built-in 3-Channel Security+Magnetic Autocontrol Barrier Arm Skirt Length Up to 9. 8 ft. with 70 inches Over Climb Protection (Skirt Only) MAG GUE1802_030 This Magnetic Autocontrol GUE1802 030 is a Skirt Length of Up to 9. 8 ft. with 70 inches. over climb protection. Provide additional security above and beneath the closed barrier arm, preventing crawling below and climbing over barriers. Note: It must be used with a support post. Supports are sold separately. Manufacturer's