Creality Direct Drive Extruder Upgrade Kit for Ender-3 / Ender-3 Pro, Full Assembled of MK8 Extruder, Hotend, 42-40 Stepper Motor, Fan, V-Slot Wheels Carriage, Cables. Genuine direct extruder kit provided by Creality official, which fits for Ender 3, Ender 3S, Ender 3 Pro, Ender-3 V2.
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