This racket shaft is 10mm Longer and having a Head Light balance. The latest head-light series from YONEX, NANORAY provides a fast and controlled swing with enhanced repulsion. NANORAY is designed for players who force their opponents into the back of the court with extreme speed. The thinner top of the frame sides minimize air resistance for greater head speed, while the thicker sides at the bottom of the head generate maximum repulsion through greater frame stiffness. Outsmart your opponent with the ultimate drop cut smash, one that drops close to the net but wide of your opponent.Always unpredictable and offering a powerful source of points, the drop cut smash will give you the winning edge. With CS Cap in Yonex Nanoray 9900 Tour – The control support cap provides an 88% wider flat surface compared with an ordinary racquet for easier gripping, fast follow-through, and the sharpest maneuverability.