【MATERIAL】High quality Blue aluminum alloy Shell; 【End of two sides thread】Air Filter both of the ends are M10*1 thread connector soft hose with 8mm male and female Connector;For your convenience, our oil-water filter uses 8MM & M10*1 male and female threads at both ends.【HIGH QUALITY】stable structure, safety and high pressure resistance, which can resist Normal value 30MPA/Max 45MPA pressure; A double-layer filtration device is set up with an internal imported filter element for filtering oil, sewage and impurities and removing odors, with a filtration effect of 99%.【FUNCTION】A perfect and practical replacement parts for Hand Operated Air pump, PCP, high pressure Air Compressor, etc. We use aerospace grade aluminum alloy material to manufacture into the housing, making the structure strong, safe and reliable.【APPLICATION】To filter the oil, moisture and impurities when your fill your pcp cylinder , make the air more pure .reat replacement parts for High Pressure Air Compressor,PCP,Hand.