X Axis Upgrade Kit For Ender 3 V3 SE With MGN9H 300mm Linear Rails And Backplate Beefed Up Precision Upgrade To Boost Print Accuracy And Reduce X Axis Distortion Built Tough For Reliable Performance

High precision 300mm MGN9H rail upgrade for V3 SE
✔️ 300mm MGN9H rail kit with backplate for precise X axis alignment

Designed as a direct upgrade for the Ender 3 V3 SE, this X axis kit uses a 300mm MGN9H linear rail and backplate to boost print accuracy. It's typically used to improve alignment and rigidity on hobbyist 3D printers facing X axis distortion on taller prints.

✅ 300mm MGN9H rail length compatible with Ender 3 V3 SE
✅ Includes mounting plate and slide plate fixed seats (2)
✅ Hardware kit: M3x6 flat head x4, M3x6 cup head x6, M3x12 cup head x6, M3 T nuts x6
✅ Backplate upgrade for added strength and long service life
✅ Helps reduce X axis distortion and increases print stability
✅ Pack: 1 kit

💡 What is a 300mm MGN9H linear rail upgrade used for in 3D printers?

This handy upgrade stiffens the X axis and improves print accuracy. - Improves X axis stiffness and reduces wobble for tall prints - Helps align the rail with a dedicated mounting plate - Compatible with Ender 3 V3 SE and other printers using 300mm MGN9H rails - Extends print quality consistency across layers