Made of premium copper material, durable in use. This regulator is that adjust The main channel of air pressure to a pressure value what the control device required after filtration through decompression. Feature - - Material: Copper and plastic - Size: About 16 x 11.5 x 9 cm. - Made of premium copper material, durable in use. - This regulator is that adjust The main channel of air pressure to a pressure value what the control device required after filtration through decompression. - No matter the size of the inlet pressure and flow fluctuations, always maintain a stable outlet pressure - Light weight, small size, easy installation and maintenance - Can filter small particles, keep the - If the output pressure is higher than the set pressure, the discharge pressure of the atmosphere to maintain a stable output - Application:air compressors, pneumatic tools and other gas connection installation, effectively filter the air moisture. - Warm Tip: Dear buyer, due to lighting effect, monitor’s brightness, manual measurement, etc., there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you! Package list: 3 pcs x 1 set of pressure regulating