ball bearing yoyo SR188

we design and make high speed yoyo bearing with  different shapes and material for choices.

Ball bearing yoyo are also called yoyo ball bearing.Compared with common miniature bearings,ball bearing yoyo need to rotate very smoothly and very freely. Ball bearing yoyo are usually with a special U groove,V groove or other concave bearings on the surface of outer ring. Founded  in 2007,Zhangzhou Runstar Bearings Manufacturing Co.;Ltd is a professional ball bearing yoyo manufacturer in China,we have enough experience in designing and manufacturing ball bearing yoyo.we also have ball bearing yoyo with 8 cuts on concave groove. In order to reduce friction, prolong idling time and make players have a better experience, Runstar bearing has specially designed and modified the ball bearing yoyo the original seven balls into ten balls, if you hold the inner ring with one hand and turn the bearing with the other hand, the ball bearing yoyo can rotate for 20 seconds at least, there are chrome steel(Gcr15) and stainless steel (440 or 420) for choice in Runstar, Custom-made ball bearing yoyo are accepted in Runstar. All Runstar’s ball bearing yoyo are strictly controlled under ISO9001:2015,with RoHs and REACH compliance.

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