Highlights - 1.Single Folding Door - The single folding gate has a retractable door width structure. Retracted/Collapsed size - 48"H x 6.3"W. Expanded size - 48"H x 66"W. The standard size is suitable for use as safety doors, barricade gates seeking protection, and defend. 2.Durable Security Gate - This security gate is built by heavy-duty 3/4" 14 gauge channel steel with a black powder finish to enhance durability. Its exclusive non-interference design guards your properties safely and effectiv