High Quality: The faucet spool is made of high quality thickened brass, well made. Sturdy and thick, stable performance, universal hot and cold water. Long service life, not easy to age. Size Information: This product includes 2 faucet spools, 1 red + 1 blue (both with mounting screws). The total height of the faucet valve core is about 5cm, and the bottom diameter is 1.8cm. Easy to distinguish: O-rings of different colors at the bottom of the faucet spool make it easy to distinguish and install, the red valve turns counterclockwise to open the faucet and clockwise to close, and the blue valve operates in reverse. Wide application: This faucet valve core is suitable for bathroom, kitchen, balcony, garden, vegetable field, construction site, etc. It is suitable for hot and cold water faucet. After-sales service: If you find any quality problems with our products after receiving the goods, please contact us in time, we will serve you wholeheartedly., Manufacturer: SZCXDKJ