The Perrin & Rowe 1/2" Cold Low Lead Cartridge for Snap on Levers is made from premium materials, this item offers great function and value for your home. This fixture is part of Rohl's decorative collection, so make sure to check out other traditional fixtures to accessorize your room. Solid brass construction Low lead cartridge 1/4 turn counterclockwise opening for snap on levers For U.4799, U.4798, U.4310, U.4210, 4312, U.4712, U.1208 and U.1209 kitchen faucet