JiuJiu 40mm Ceramic Disc Cartridge ,&nbsp;Cartridge Ceramic Disc Valve&nbsp;Replacement Single Handle Faucet JiuJiu is dedicated to designing and delivering beautiful products that last a lifetime Ceramic disc cartridge - IAPMO/UPC certified cartridge, durable for 500,000 times' life cycle test Standard 40 mm square stem ceramic cartridge for single handle faucet Additional filter to reduce noise and filter debris For various single handle faucets