Features: * 100% Brand new and high quality * Made of aluminum alloy 6061 material and environmentally friendly plastic ABS material, which is more stable against shock and drop * The two spheres are consistent, reducing the data tolerance, thus ensuring the stability of the sphere during rotation, prolonging the sleep time, and suitable for 1A/3A/5A moves * The ball arm gradually forms a V-shaped tilt near the center axis to reduce friction and make the ball idling for a longer time * Use high-precision bearings to reduce the functional wear of the yo-yo, and achieve more fancy and action * Adopting secondary oxidation technology, superb process design, superior performance, matching PC top finger cover is a spherical shape that specifically challenges the top finger * Equipped with professional yo-yo rope, sturdy and durable Specification: Spherical: Butterfly Material: aluminum alloy 6061 material + environmentally friendly plastic ABS Weight: 68g Diameter: 55.9mm Width: 42.3mm Shaft width: 4.59mm Recycling sticker: yellow silica gel Surface treatment: bright surface Screw specification: m4*16mm Applicable moves: 1A, 3A, 5A Package Includes: 1 x Yo-Yo