For over 80 years Elkay has created high quality, innovative sinks and faucets that consumer's count on to deliver unprecedented levels of style and function. They offer the most extensive product line available, so regardless of your dream, design or demands, they have just the sink or faucet for you. Chrome plated cast brass lavatory drain outlet fitting with perforated grid Designed to fit 1-1/2" or 1-5/8" drain opening with an overall flange size of 2-1/4". 1-1/4" O.D. x 6" chrome plated brass tailpiece.
I red all reviews of Elkay LK174LO 1-1/2 or 1-5/8 Drain Opening Drain Assembly Copper Accessory Drain Assembly before my purchase and I was not sure, but Elkay products are excelent!