Features 1、APPLICABLE MODEL: The extruder is suitable for ET4X-R, ET5X ET5X-R 3D printer, possess small size, compact structure, simple and quick assembly, good compatibility 2、APPLICABLE MATERIALS: 3D printer extruders support a variety of 1.75mm printing wires, such as PLA and ABS, for a wide range of applications 3、WITH STEPPER MOTOR: The extruder adopts a 42 step motor design, and the shaft speed is fast, ensuring the efficient and safe operating of the 3D printer 4、NOZZLE AND HEATER: The 3D printer hotend comes with a standard 0.4mm nozzle, 24V 40W heater and is approximately 1.5 meters, or 4.9 feet long, to ensure accurate printing 5、STRONG METAL STRUCTURE: Extruder is made of quality metal material, possess high hardness, wear resistant, no deformation, and long service life Specification Item Type: 3D Printer Hotend Application: For ET4X-R, ET5X, ET5X-R 3D printer Motor Type: 42 Stepper motor Axes Speed: 20-120mm/s Nozzle Flowrate: Approx. 24cc/h Print Materials: ABS, PLA 1.75/3.0mm Fan: DC 24V 0.09A Fan Size: Approx. 40 x 40mm / 1.57 x 1.57in Wire Length: Approx. 1.5m / 4.9ft Package List 1 x 3D Printer Hotend Kit