Water pipe end piece Manufacturer and model number unknown Outer pipe diameter: 16mm New, unused, but has some scratches and dirt due to long-term storage. Stored in a plastic bag. The white plastic part is slightly discolored. Although I don't feel any deterioration in the rubber packing, please understand that this is just my amateur assessment. Faucet end component Z-shaped S-shaped Swan-shaped Increased spout height 3