Sicce XStream Pump 2120 GPHSicce engineering brings high flow rates in an ultra compact package to both small and large aquariums with the new Sicce XStream wave pumps. Deceptively simple on its exterior, this pump offers numerous advanced technological features. Features: Ultra silent operation High quality materials Sound absorbing O ring and mount to minimize vibration transfer Powerful magnetic mount Pre lubricated and self cleaning impeller Pure ceramic bearings for long