Dual Z Axis Screw Rod Upgrade Kit Screw for Ender 3 Series 3D Printers Ender 2 Pro it provides two communication modes:

it provides two communication modes: CANBUS and USB

dedicated 5V Pi header

Low mass on the carriage for maximum X-Y acceleration

5 weeks Diamond tipped

Dual Z Axis Screw Rod Upgrade Kit Screw for Ender 3 Series 3D Printers Ender 2 Pro it provides two communication modes:Aftermarket, cost effective dual Z Screw Upgrade Kit, its add extra Z screw for better stability and can help improve squareness of printed parts. Documentation: https: support. dremc. com. au en support solutions articles 51000365935 how to install dual z axis for ender 3 series Note: Long Box (Shipped separately with general spares filament) Contact us if you require manual quote in one larger box. Package Includes: 1 X 42 34 stepper motor 2 x