The Amerimax Home Products 4 In. Galvanized Steel K-Style Drop Outlet features durable galvanized-steel construction. This gutter end should be used at the end of the gutter run to direct the water into the downspout. Gutter sealant (not included) is required for installation and a seamer (not included) should be used to attach the end to the gutter. Use to connect 4 In. gutters to downspouts and elbows.