The Andersen 200 400 SERIES Gliding Sliding Patio Door Auxiliary Foot Lock is a modern and sleek door lock designed for patio and sliding doors. Made of metal with a matte finish, this black lock features a 1.75-inch diameter and is 2 inches long. It comes with fixings supplied and is suitable for Andersen brand doors. This high-quality door lock is crafted in the United States, adding a touch of security and style to your home.