Description: Offensive model equipped with the DUAL OPTIMUM SYSTEM to increase power on your forehand and speed on your backhand. Item Code: DUO88 Flex: Stiff Frame: H.M. Graphite/NANOMETRIC /SUPER HMG Shaft: H.M. Graphite Weight / Grip Size: 3U (Ave.88g) G5 Stringing Advice: 3U 19-26 lbs Made in : Taiwan