Complete your vessel sink with this vessel pop-up drain and mounting ring from Novatto. It is constructed of solid brass and plated with a lifelong finish for trouble-free use. Designed to work with glass, stone, ceramic or any sink with a 1.75-inch drain opening. The drain assembly includes two rubber seals and a brass fastener for easy installation. The drain is 8.5 inch high (when closed) with a 1.25 inch tail pipe at the bottom. This high-quality mounting ring will complement any vessel sink with a rounded bottom. Measuring 3 inches in diameter by 3/8 inch high, the ring is to be installed between the vessel sink's bottom and the top of the counter. Constructed of solid brass for strength and durability, the ring has a matte black finish. Brushed nickel, chrome or oil rubbed bronze finishes are also available. Let your style flow and enjoy Novatto's Limited Lifetime Warranty. Novatto's customer service is always here to answer any additional technical product questions.