National Hardware's safety gate hook is designed for gates, doors, and other applications where positive latching is desired. Manufactured from hot-rolled steel for strength and durability. Mounting hardware included for installation. Includes safety gate hook, 1-5/8 x 1-1/4 inch extra heavy plate staple, and necessary fasteners for installation. Coated with WeatherGuard Protection to withstand harsh weather conditions and prevent corrosion Safety lock closes automatically to help prevent accidental opening by livestock