Automatic Gate Lock, Product Type Automatic Gate Lock, Includes Gate Lock with 20 ft of Wire, Hardware, Keys, Lock Receiver, For Use With Locations with High Winds, 8 ft or Longer Gates, Material Steel, Color Black, Compatible with Grainger Part Number 13X156, 13X157, 36A982, 36A983, 36A984, 36A985, Overall Load Capacity 3,500 lb