BrassCraft Monitor 1700 Series Faucet Cartridge Assembly Kit for Delta Faucet For single handle tub and shower faucet applications Genuine OEM Delta Faucet replacement cartridge for Delta Faucet Monitor 1700 faucet series Includes handle adaptor, temperature dial adaptor, and quad rings that are used to convert a RP16207 1500 Series Cartridge to a 1700 Series Cartridge OEM number: RP32104 Kit includes cartridge, new style springs, new style seats, screw, quad rings, quad seal, temperature dial adaptor, and handle adaptor