Sleep Yoyo 6061 Aluminum Alloy Yoyo Ball Professional Looping 1A/3A/5A Trick Yoyo with Ball Bearing

• This amazing Yoyo can develop children's imagination, creativity, quick reaction time, motor skills and hand-eye coordination
• Made of aluminum alloy 6061 + environmental protection plastic, light and flexible, shockproof and anti-drop, more stable
• The two pieces of spheres are kept in line to reduce the data tolerance, thus ensuring the stability of the sphere during rotation and extending the sleeping time for 1A/3A/5A trick
• The ball arm gradually forms a V tilt near the center axis to reduce friction and make the ball idle longer
• Adopt high-precision bearings to reduce the functional wear and tear of the yo-yo and achieve more fancy styles and movements
• Adopting secondary oxidation technology and exquisite craft design, it is a sphere specifically designed to challenge the top finger
• Equipped with professional yo-yo rope, sturdy and durable

Specifications: 

• Material: aluminum alloy + ABS
• Diameter: 55.9mm
• Width: 42.3mm
• Shaft width: 4.59mm
• Bearing: High-precision 10-bead bearing
• Recycling sticker: yellow silicone
• Surface treatment: bright surface
• Screw specifications: m4 * 16mm
• Applicable trick: 1A,3A,5A