[ Roller Design] Features a rail type of roller type for smooth and efficient movement, suitable for a variety of applications. [Precise Sliding Track] This is a single x for linear guide sliding track, ensuring machining and stable performance. [Accurate Measurement] With a load of 49.0n and centimeter card accuracy of 0.01mm, it offers precise results for your applications. [Multi-purpose Usage] Widely used in production machinery, testing equipment, optical experimental measurement, fine-tuning displacement, positioning, and quantitative movement., Weight: 0.64264749373 Pounds, Manufacturer: Awwertse