sink mixer kitchen faucet（https://www.yxfaucet.com/product/kitchen-faucet/black-polished-sink-mixer-kitchen-faucet.html）： Model: YX-02 Cartridge： 35mm/40mm Ceramic catridge (Chinese or international brand available) Terms of payment and delivery: Sea or rail transportation Surface Finishing： Brushed/Polished Pressure Testing： 0.6-0.8MPA(8-10bar, no leakage)