BZ 3D Ender 3 Parts Upgrade 2020 Profile X axis Synchronous Belt Stretch Straighten Tensioner for CR 10 10S /Pro / Ender3 V2 /CR V2/ V3. (2020 axis)

Very usful upgrade parts for series printer, you can adjust the belt freedom, more better than original. Name: 2020 aluminum profile X-axis belt stretch. Comes with parts, you need to assemble and install it by yourself, Material: aluminum alloy.Surface Treatment: anodizing. Please Note: Don't fit for Ender 3 Pro. After-sales guarantee: each defective item can be replacement for free or refund. If any question, please feel free to contact or QA us, BZ 3D is committed to providing you with the best service!, Fabrikant: BZ 3D