The Clearflo adjustable trip lever pop-up drain gives you flexibility with above- or through-the-floor installation options. You can depend on solid-brass construction for durability and reliability, and Kohler® finishes resist corrosion and tarnishing, exceeding industry durability standards over two times. Kohler® Bath Drain, Adjustable, Series: 7166-AF, 20-7/8 in Height, 3-11/16 in Width, 8-3/4 in D, 17 ga Brass, For Use with: 14 to 26 in D Baths and Whirlpools, Vibrant® Polished Nickel