3D printer Ultimaker 2+ original reducer UM2 + upgrade extruder feeder

3D printer Ultimaker 2+ original reducer UM2 + upgrade extruder feeder Description： 3D Printer Ultimaker 2+ UM2+ Upgrade Extruder Reducer Feeder Note : For 2.85/3.0mm Filament Inlet! 1.warranty period 120day 2.package included:1pc