GoolRC Extruder,Wire 24v Compatible End Set With Kit End Set Compatible With Et4/et4 Set With Nozzle With Et4/et4Metal Kit End With Nozzle 100k Thermistor Wire 24v 3d Printer Metal Eryue Qahm

0.4mm nozzle; 1.75 filament size; aluminum heating block; heater wire 24V. Made of high quality metal, sturdy, durable and wear resistant. 100K ohm temperature thermistor, with pin head for connecting easily. The extruder is direct drive with very little or no room for filament to wiggle. An ideal replacement part for your ET4/ET4 Pro 3D printer.