Arealer Dual Z Screw Upgrade Kit 42-34 Stepper Motor 365mm T8 Screw for Ender-3 Ender-3S Ender-33D Printer

Upgrade 3D printers such asEnder3/3S to dual z- to improve printer stability.;Afterupgrade of dual Z ,x- rises steadily and runs smoothly, which completely avoidsbottom consumables stacking pressure, reduceslamination caused by z- vibration, and greatly reducesleveling difficulty and leveling times.;UseT8 precision screw rod, it runs smoothly. All aluminum coupling and42 stepper motor are used, stable operation.;No need to weld or replacemotherboard, directly insertone to two motor wire intomotherboard.;Compared withupgraded double Z kit sold onmarket, this kit contains afixed module, which no longer allows supply to be scattered freely toelectricand short circuit.