1、HIGH EFFICIENCY: New exterior design increases extrusion force by approximately 40% under actual printing conditions and greatly improves acceleration performance. 2、BALANCED DRIVE: Dual drive gear design, filament path closer to the center of the extruder for a more balanced design and a perfect fit for Delta printers. 3、REASONABLE SPACING: Stainless steel filament outlet guide with 0.2‑0.3mm clearance for drive gears for best printing experience and extreme wear resistance when using abrasive filaments. 4、EASY INSTALLATION: Tensioning structure design with tightening screws, the fixing screws are in the same path as the consumables outlet, making it easier to install. 5、APPLICABLE MODELS: Added automatic loading and unloading button function, suitable for CR10, for CR10S PRO, for Ender 3, for Ender 5, for Ender 3 Pro, with strong compatibility. 1 x Extruder1 x Hex Wrench1 x User Manual Item Type: 3D Printer ExtruderFilament: For all filamentsApplicable Models: For CR10, for CR10S PRO, for Ender 3, for Ender 5, for Ender 3 ProSteps: 690 steps/mm at 16 microstepsInstantaneous Speed Change: 600mm/min (RRF), 10mm/s (Marlin), (recommended 300/5)Pressure Advance: 0.02- 0.03s, to be calibratedRetraction: 1- 1.5mm, to be calibratedRetraction Speed: 120mm/sMotor Current: 1.2A Peak or 0.85A RMSAcceleration: 10000mm/s²Motor Normal Working Temperature: 60-75℃