寬度 Width 39mm
重量 Weight 88g
採用悠九獨家的軸心系統，所以才能藉由這穩定的空轉締造15分鐘的紀錄，且具當時這個紀錄是提早停止的，希望明年能再打破台灣空轉紀錄，朝金氏世界紀錄挑戰。
Jex Lee used this yo-yo Jiu made a record of 15 minutes long sleeper in TYYC. By the Exclusive Axle System, the Jui spin with an unbelievable stable long sleeper. Besides, the record was stopped earlier. Next time we will challenge 20 minutes.
