The 4 Pack Amerimax 2 in. x 3 in. White Aluminum Downspout B-Elbow is a set of connector pieces designed for square line gutters. Made of durable aluminum, these downspout elbows come in a pack of four and are proudly manufactured in the United States. With a height of 2 inches and a diameter of 3 inches, they are essential for connecting downspouts to gutters in a sleek and efficient manner.