The shell is made of aviation grade aluminum alloy, resistance to high pressure. Air Filter both of the ends are M10*1 thread with 8mm male and female Connector. A perfect and practical replacement parts for Hand Operated Air pump, PCP, high pressure Air Compressor, etc. To filter the oil, moisture and impurities when your fill your pcp bottle. Easy to install. Compatible with many kinds of air compressors. Air pressure: 30mpa. Connector specification: 8mm male and female. Package Included: Oil-Water Separator x 1, Kits of Filter x 20, Seal Ring x 4, Gasket x 2. Use this Air Filter on your air hand pump or air compressor hose to filter the oil, moisture and impurities when your fill your pcp bottle. It is simple but practical. The shell is made of aviation grade aluminum alloy, resistance to high pressure Internal use of imported filter element, well filtration, the air is pure and breathable Reach 90% effect of oil and water separation. It can be used over and over again Compatible with many kinds of air compressors Material: Aluminum Type: Oil-water Separator Fit for: High pressure air pump Pressure: 30MPa Length: About 40mm Connector specification: 8mm male and female Package Included: Oil-Water Separator: PCS Kits of Filter: 20 PCS Kits of Seal Ring: 4 PCS Gasket: 2 PCS