Features Stable Operation: Direct drive extruder structure design, with smooth feeding, and reduce the possibility of nozzle clogging when feeding back. Applicable Filament: Equipped with 34 stepper motor, 1.75mm input filament diameter, more suitable for printing with PLA, TPU and other flexible filaments. Excellent Material: The extruder kit is made of aluminum alloy and plastic material, wear and corrosionresistant, not easily deformed after long term use. Applicable Models: 24V upgrade short range hot end kit is suitable for Ender 3, for Ender 3 Pro, for Ender V2 3D printers, with good compatibility. Easy to Connect: The 3D printer extruder is installed with a longer extruder motor connection cable, which is convenient and stable to connect. Specification: Item Type: 3D Printer Extruder Kit Voltage: 24V Applicable Models: For Ender 3, for Ender 3 Pro, for Ender 3 V2 (24V) Input Filament Diameter: 1.75mm Output Diameter: 0.4mm Package List: 1 x Extruder 1 x Power Cord 1 x User Manual Package List 1 x Extruder 1 x Power Cord 1 x User Manual