LASCO 03-4205 Black Plastic Tubular 1-1/2-Inch by 16-Inch End Outlet Drain Assembly for Kitchen Sink with Nuts and Washers Black plastic construction 1-1/2-inch outside diameter. Drain connection Commonly used with kitchen, laundry, or bathroom sinks Slip joint connection For use as end outlet waste drain piping with baffle, includes nuts and washers for complete installation