1Direct plug in models are for Ender3, for Ender3S, for Ender3 pro, for Ender3 V2, for Ender5 2The product is made of high quality materials, durable, easy to use with stable performance, very practical 3There are various models that need to change the motor wire terminal models by yourself, such as for CR10, for CR10 S4, for CR10 S5, for VORON, etc. 4As long as there is a mounting bracket for this extruder, anyone who can change the step value can be used 5Made of excellent PA12, aluminum alloy and PTFE materials, light weight and corrosion resistant Item Type: Extruder Kit Material: PA12+Aluminum Alloy+PTFE Model: For Orbiter V1.5 Shell Printing Process: SLS Colour: Black Motor: 36STH17-1004AHG motor 1 x Extruder 4 x Screw 2 x Nut 1 x Wrench 1 x PTFE Tube 1 x Spring 1 x White Accessories 1 x Small Component 1 x Connector 1. The drive current of the extruder needs to be adjusted to 0.35A (method: adjust the voltage to about 0.28& 8209;0.3V or adjust the E axes drive current by firmware)Adjust Current Reason: Prevent the motor from overheating2. Modify the extruder pulse methodMethod 1: Modify the extruder pulse by firmware: define DEFAULT_AXIS_STEPS_PER_UNIT {80, 80, 400, 655}Method 2: Send G code(can be sent by slicing software command):M92 E655M500