Made of high quality materials, , , and excellent performance Suitable for air compressor silencers The air compressor needs to suck in a amount of air during the work process. the air is not filtered, the dust soak into the air increase the wear and tear of the machine after being sucked. larger particles get in, it can even cause damage to the machine. The filter elements play a role of filtering and sand particles in the air, ensuring sufficient and air in the air compressor., Weight: 0.7165023515 Pounds, Manufacturer: ISTOVO