... unit,containing our bulk positive displacement flow-meter, vane pump,hose reels,air separators,extra by-pass for double flow-rates ... for option )Hose1.5",20m2",20m3",20mNozzle/Hose Adaptor1.5" automatic nozzleHose Adapter( Hose Adapter for option)Hose ReelManual Reel( electric motor driven reel for ...