1、High Stability: The dual Z axis structure of this lead screw stepper motor upgrade kit provides higher stability and accuracy. 2、Wide Compatibility: This dual Z stepper motor upgrade kit is suitable for Ender 3, for Ender 3 pro, for Ender 3 V2. 3、Stable Operation: Two leading screws will conduct electronic connection through deconcentrator cable, no need belt. 4、Easy Setup: No welding or other modifications are required on the 3D printer, this dual Z stepper motor upgrade kit is easy to setup. 5、Premium Material: This dual Z stepper motor upgrade kit is made from premium metal and ABS material, which ensures high durability. Item Type: 3D Printer Motor Upgrade Kit Material: Metal and ABS Function: 3D Printer Pull Rod Accessories Scope of Application: Suitable for Ender3, 3S, 3X, PRO, V2, Etc 2 x Long Tube Stand 1 x Lead Screw 1 x Power Holder 1 x Power Holder A 1 x Power Holder B 2 x Lead Screw Fixing Module 1 x Right Back Support 2 x Joint A 2 x Joint B 1 x Wrench 1 x Motor Wire 2 x Right Angle Wrench 5 x Screw Kit