Shaft Material : Hight Resilience Modulus Graphite Pyrofil 6.8 Shaft
Frame Material : Hight Resilience Modulus Graphite Hard Cored Technology Formosa Carbon Fiber
String Tension LBS : 3U≦29 lbs(13kg), 4U≦28 lbs(12.5kg)
Weight/Grip Size : 3U / G5 , 4U / G5