Weight 52.78g Bearing Specification 4x8x3 Flat Shaft Colour:red+black Material:abs Size: 35.90 X 58.88mm D4 (english Name: Dawn, Moral: The Starting Point. ) Is The 2020 [ghost Hand Yo-yo], Following The -d1/d2 After The Latest Version Of Molding Products. As We All Know, 2a Practice Balls Consume A Lot Of Balls, And Many New Players Start From 2a Recyclable Yo-yo, Is Committed To Let Players Around The World Can Buy A Better Quality 2a Yo-yo At The Price For Both Novice Practice And Competitive Games. D4 From 2019 Design Brewing Through A Number Of Improvements To The Sampling Stage, Combined With Market Demand, To Overcome A Variety Of Problems.d4 Uses The Latest Rotary Locking Technology, The Nut To A Certain Extent To Follow The Rotation Of The Ball In Order To Reduce The Excessive Torque On The Ball To Reduce The Harm Of The Ball, Greatly Reducing The Risk Of The Traditional Nut Burst Ball, Greatly Improving The Players Affinity With The D4. We Hope That This New Product D4 Can Open