1 x M6*30mm superior quality stainless throat 1 x 12V 40W superior quality 304stainless heater cartridge (cable length=100cm) 1 x 0.4mm copper nozzle fit for 1.75mm filament 1 x 20*20*10 aluminum heat block 1 x 100K ohm NTC 3950 thermistor with 2.54mm dupont Female Pin Connector (cable length=100cm) Precision Machining,Exquisite Workmanship: chamfer design,much easier for feeding Production Process: Sandblasting Surface + Anodic Oxidation + chamfering treatment 1 x M6*30mm superior quality stainless throat 1 x 12V 40W superior quality 304stainless heater cartridge (cable length=100cm) 1 x 0.4mm copper nozzle fit for 1.75mm filament 1 x 20*20*10 aluminum heat block 1 x 100K ohm NTC 3950 thermistor with 2.54mm dupont Female Pin Connector (cable length=100cm) Precision Machining,Exquisite Workmanship: chamfer design,much easier for feeding Production Process: Sandblasting Surface + Anodic Oxidation + chamfering treatment 1 x M6*30mm superior quality stainless throat 1 x 12V 40W superior quality 304stainless heater cartridge (cable length=100cm) 1 x 0.4mm copper nozzle fit for 1.75mm filament 1 x 20*20*10 aluminum heat block 1 x 100K ohm NTC 3950 thermistor with 2.54mm dupont Female Pin Connector (cable length=100cm) Precision Machining,Exquisite Workmanship: chamfer design,much easier for feeding Production Process: Sandblasting Surface + Anodic Oxidation + chamfering treatment polybag