... : 4, 6, 8, 10, 12, 16(MM) PC type male straight fitting Medium: AirPressure range: 0~1MpaMax pressure: 1.5MpaTube size: 4 ... manufacture of connectors and provide you with various of pneumatic fitting and tubesPush in fittings with different shape ,and also meet ... with the time ,this series can easily be replaced. PC male straight pneumatic fitting/air fitting/pipe fitting