Features Suitable for 2020/2040 aluminum profile printer, for Tevo Tarantula, for V slot, for Tronxy X3, for Openbuild. With small size, easy to carry and store, with good performance and convenient to use. X-axis timing belt straightening tensioner, a very good accessory for 3D printers. Surface anodized treatment, high-quality aluminum alloy material, not easy to deform and wear-resistant. Strict quality control and quality assurance, high safety factor, can be used with peace of mind. Specification: Item Type: X‑Axis Synchronous Belt TensionerModel: X-axis synchronous belt straightening tensioner Type: Straighten Tensioner Package List:1 x X‑Axis Synchronous Belt Tensioner2 x Accessories Note:Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. Package List 1 x X‑Axis Synchronous Belt Tensioner 2 x Accessories