Here at String Theory Yoyo's we believe in providing the highest level in perfomance yoyoing. This is why we use the latest competition grade components for all our yoyo's. We use Dif-E-Yo KonKave bearings to center the string for perfect balance while minimizing friction. Our yoyo's are precision machined and tested extensively in the USA. At String Theory Yoyo's we are yoyoer's and this love for the art allows us to offer the best quality you can buy. So try out a String Theory Yoyo today!
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