100% brand new and high quality Features: Professional 3D Printer Accessories: Designed specifically for 3D printers, printing parts, motors, hardened gear kits, and aluminum gear shafts are collected into this extruder to ensure its high quality. Applicable Models: This 3d printer extruder direct plugin is suitable for Ender3/Ender3S/Ender3 pro/Ender3 V2/Ender5 models. Made of selected materials, durable and easy to use, with stable performance. Wide Application: For CR10/CR10 S4/CR10 S5/VORON, etc., you need to change the motor wire terminal models by yourself. Various models can be used as long as there is a mounting bracket for this extruder and the step value can be changed. Note: To Prevent The Motor From Overheating, Drive Current of the extruder needs to be adjusted to 0.35A (Method: Adjust the voltage to about 0.280.3V or adjust the Eaxis drive current by firmware) 100% Quality Assurance: We are very confident in the quality of this 3d printer extruder kit,Please feel free to reach us if you have any questions about your purchase. Specifications Item Type: Orbiter- Extruder Kit Material: metal Color: Black Product Type: Feeder, Feeder and Motor(optional) Note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment. Package Includes: 1Set x Orbiter- Extruder DIY upgrade KIT