Features: Experience precise tension measurement with our upgraded black 2GT timing belt tension meter, featuring advanced metal probe for accurate result across various conditions. This tension meter is crafted from plastic and designing to accommodate both 6mm and 9mm belts, ensuring compatibility with 90% of 3D printers. Ideal for 3D printing enthusiasts and professional who require reliable belt tension calibration for optimally printer performances. Perfect for use in setting where the printer belt is exposedly, allowing easy access for accurate tension measurement on any compatible 3D printer model. Enhances your 3D printing setups with this essential tool, ensuring your belts is always at the correct tension for smooth, high quality prints. Specifications: Component:Plastic Size:Approx.119x66mm/4.68x2.59inch Color:Black Package Includes: 1pcs 3D Printer Belt Tension Gauge note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual coloring of the item. Thanks for your understandings.