The 3 way check valves male thread is a high pressure resistant and resistant valves , ensuringoptimal and reliability Designed for air compressor enthusiasts and professionals , this check valves provides a perfect replacement for old or defective valves With its quick and tool free installation , the 3 way check valves male thread ensures hassle free , making it a must have accessory for any air compressorsetup Whether you ' re working on home improvement projects or industrial applications , this check valves is idealfor hose , air pressure tanks , and compressor piston pumps brass , this check valves for air compressors offersexceptional durability andlongevity, Manufacturer: Watreketal