Kingston Brass KB605PX Restoration 4-Inch Center Lavatory Faucet Porcelain Cross Handle, Oil Rubbed Bronze Solid brass construction for durability and reliability 4-Inch centerset setup with 2 hole installation; Pop-up drain included Drip-free washerless cartridge system Max 1.2 GPM/4.5 LPM Water Flow Rate At 60 PSI (ASME standard) Compliant with California Energy Commission Title 20