Use the Amerimax Home Products 2 in. x 3 in. Musket Brown Aluminum Downspout A-Elbow to steer runoff directly away from your home and protect it from damage caused by rainwater. Compatible with 2 in. x 3 in. aluminum downspouts, this elbow has a low-maintenance, baked-on Musket Brown finish and durable, rust-free aluminum construction making it perfect for any situation. This A-Elbow is designed for use at the top or bottom of the downspout.