feature: The large air filter is suitable for filtering the high-pressure gas output by the compressor. This gas is used for diving breathing. Filter oil and water vapor, remove peculiar smell, and the filtering effect is as high as 99.9%. The filter is made of seamless alloy aluminum, and the wall thickness can reach 9.68mm. Equipped with 30mpa for safety protection. parameter: Shell material: high-quality space aluminum Size: 35mm*180mm (outer diameter * length) Hydra pressure measurement: 30Mpa Air inlet connector: 8mm quick male Air outlet connector: 8mm fast female Filter element material: Absorbent cotton swab + desiccant Component life: about 40*6.8L gas packing list: 1x oil-water separator 1x high pressure hose 6x filter element 2x O-rings notes: 1. Due to manual measurement, please allow an error of 1-3mm. 2. Due to the difference of different monitors, the picture may not reflect the actual color of the item. Thanks!