High quality brass: This air compressor check valve is made of high quality brass, which has strong wear resistance, excellent rust and corrosion resistance, high strength, high hardness, strong resistance to chemical corrosion and long service life. Easy to install The 3-port brass air compressor male threaded check valve is easy to install without no tools, three male threaded connectors for pipe connection, air pressure tank and compressor piston pump respectively, easy to use Product specifications The applicable support of this connector tool of check valve tube is air, pressure environment is normal pressure, thread is male thread, inner thread is G1/8, outer thread is G3/8; , G1/2; Act onThis 3-port brass male threaded check valve for air compressor is a great replacement for the old or damaged check valve of your air compressor. Manufactured with quality workmanship and careful workmanship, it is the perfect replacement part Features: High quality brass: this check valve -return for air compressor is made of high quality brass, which has strong wear resistance, excellent rust and corrosion resistance, high strength, high hardness, strong chemical corrosion resistance and long service life. Easy to install: The 3-port brass air compressor male threaded check valve is easy to install without any tools, three male threaded connectors for connection of the pipe, the air pressure tank and the compressor piston pump respectively, easy to operate. Product specifications: The applicable bracket of this check valve tube connector tool is ;air, ;pressure environment is normal pressure, thread is male thread, inner thread is G1/8;, outer thread is G3/8;, G1/2; Acts on : This 3-port brass male threaded check valve for air compressor is a great replacement for the old or damaged check valve of your air compressor. Made with quality workmanship and fine workmanship, it is the perfect replacement part Note: The data are all manually measured, please allow 1-3cm error, due to the difference in light and display, there will be a certain color difference, the actual object received shall prevail.