FYSETC 3D Printer Ender 3 Parts Upgrade 2020 Profile X-axis Synchronous Belt Stretch Straighten Tensioner for CR-10 10S Ender-3 Accessories
Brand: FYSETC

Package includes:
1 Kit X-axis belt stretchs

Very usful upgrade parts for series printer, you can adjust the belt freedom, more better than original.
Material: aluminum alloy; please Note: Not Fit for Ender 3 Pro. Surface Treatment: anodizing.
Name: 2020 aluminum profile X-axis belt stretch. Comes with parts, you need to assemble and install it by yourself,
How to install: please reference the video on the picture 7, or reference video on Youtube, please search keywords: FYSETC Ender 3 X axis Belt Tensioner.
After-sales Guarantee: each one defective item can have the free replace or refund, If need further please fell free to email , we and our engineers are very happy to assist you.