Feature:1. STABLE OPERATION: Direct drive extruder structure design, with fluent feeding, and reduce the possibility of nozzle clogging when feeding back.2. APPLICABLE FILAMENT: Equipped with 34 stepper motor, 1.75mm input filament diameter, more suitable for printing with PLA, TPU and other flexible filaments.3. EXCELLENT MATERIAL: The extruder kit is made of aluminum alloy and plastic material, wear and corrosionresistant, not easily deformed after long term use.4. 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.5. 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 KitVoltage: 24VApplicable Models: For Ender 3, for Ender 3 Pro, for Ender 3 V2 (24V)Input Filament Diameter: 1.75mmOutput Diameter: 0.4mm.Package List:1 x Extruder1 x Power Cord1 x User Manual