Features: 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. specification: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 PackageList:2 x Long Tube Stand1 x Lead Screw1 x Power Holder1 x Power Holder A1 x Power Holder B2 x Lead Screw Fixing Module1 x Right Back Support2 x Joint A2 x Joint B1 x Wrench1 x Motor Wire2 x Right Angle Wrench5 x Screw Kit