J-head Hotend Nozzle, PEEK Sleeve, Inner Liner, Brass Cap for Direct Drive stepstruder and PC4-M6 Connector for Bowden Extruder, 12V 40W Cartridge Heater, Thermistor, assembled. MKV J-head Hotend Nozzle:0.3MM, OR 0.4MM Filament:1.75MM ABS or PLA Filament. J-head for 3mm Filament is also availab...