GOOGLE TRANSLATE: "IWA 2015 Airsoft Mortar , CQB top & More. IWA 2015 Airsoft CQB & Mortar Tower . At IWA 2015, we were able to discover a airsoft mortar. This mortar is working on a " water bomb" gas-powered . There were also at the IWA 2015 CQB essay for handguns eg Pistols. More IWA 2015 Airsoft videos follow naturally..."
YES! Bloop Tubes discovered at the IWA Show by the great dudes at GsP AIRSOFT! It is in German...they are in Germany...but, stick with it, Anglophones!