The two spheres are consistent, reducing the data tolerance, thus ensuring the stability of the sphere during rotation, extending the sleep time, and suitable for 1A/3A/5A moves. The unique 10-ball U-shaped shaft adopts high-precision bearings to reduce the functional wear of the yo-yo, and achieve more fancy and action. Using secondary oxidation technology, superb process design, superior performance, matching PC top finger cover is a spherical shape that specifically challenges the top finger. Diameter: 55.9mmWidth: 42.3mmShaft width: 4.59mmBearing: High precision 10 balls bearingRecycling Sticker: SiliconeSurface treatment: bright surfaceScrew specification: M4 x 16mmMaterial: Aluminum Alloy + ABS Package Contents:1 x YoyoOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cmOur products are made with the highest quality materials and are designed to provide you with the best possible user experience. We strive to ship out all orders within three days of purchase, and the estimated delivery time is 8-15 days.When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specificationsWe want you to be completely satisfied with your purchase, so if you have any questions or concerns, please don't hesitate to contact us. We are here to help and will do our best to assist you.Thank you for choosing our product. We hope you enjoy it