Yoyo King Jester Pro Ball Bearing Axle Trick Yoyo (Blue) LONG YOYO SLEEP TIME. Blue. Weight: 56 grams - Width: 38.6 mm - Diameter: 54.6 mm RESPONSIVE YOYO WAKES UP. Optimized to find the best balance, long spin times, stability, and ease of catching on the string PROFESSIONAL BALL BEARING YO-YO. The Yoyo King Jester flared gap shape adds weight to the outside edges of the yoyo for long fast spins GREAT FOR TRICKS. Silicone response system. Ball bearing axle for super long spin times! Wide and narrow bearing both included. Includes a yoyo string. Narrow C sized bearing comes installed, for traditional yoyo play where the yoyo wakes up. If you like nonresponsive yoyoing, use the also included wide, angled C bearing. Durable plastic construction.