NDS Black Spee-D Single Catch Basin Outlet, 6 in. is a durable and versatile 6-inch round catch basin designed to fit a variety of pipe sizes including 3-inch or 4-inch sewer and drain pipes, 3-inch or 4-inch corrugated pipes, as well as 4-inch DWV pipes. Featuring a single outlet, this black catch basin outlet ensures efficient water flow and reliable performance for your drainage needs. Its sturdy construction and compatibility with multiple pipe types make it an i choice for both residential and commercial applications. Model Number: 101