Features Excellent material: the extruder kit is made of aluminium alloy and plastic material, is wear and corrosion resistant and does not deform easily after prolonged use. Stable operation: design of the extruder structure with direct drive, with uniform feed and reduction of the possibility of nozzle clogging during return. Applicable filament: equipped with 34 stepper motor, 1.75 mm input filament diameter, more suitable for printing with PLA, TPU and other flexible filaments. Applicable models: the 24V upgrade short range hot end kit is suitable for Ender 3, Ender 3 Pro and 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: 1.75 mm. Output diameter: 0.4 mm. Package list: 1 x extruder. 1 x power cable. 1 x user manual (English language not guaranteed). Package List 1 x Extruder 1 x Power Cord 1 x User Manual