Features: Upgrade your Ender3 series 3D printer with our dual Z-axis kit for enhanced precision- and stability. Made of high-quality metal material, this kit features a 365mm length lead screw for improved printing accuracy and consistency. Perfect for hobbyists, DIY enthusiasts, and professionals looking to take their 3D printing game to the next level. Whether you are printing large models, intricate designs, or just want smoother and more reliable prints-, our dual Z-axis kit is the perfect addition to your Ender3 series printer. With easy installation and durable construction, you'll be able to tackle even the most challenging 3D printing projects with confidence. Specifications: Lead screw length: approx 365mm/14.37in Model Type : Dual Z-axis Upgrade Kit Color: As Shown Weight:550g/1.21lb Material: Metal Size:Pls See the Pictures Fitment:Fit for Ender-3 Package Includes: 1PC x 34mm Stepper Motor 1PC x 365mm Trapezoidal Screw With Brass Nut 2PCS x Lead Screw Bearing Guide Rail 1PC x Z-Coupler 1PC x Dual-Z Stepper Cable 1PC x Screw Packer- note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment.