Flex: Stiff Frame: HM Graphite / NANOMETRIC DR / NICKEL-TITANIUM FIBER / VIBSLAYER CARBON Shaft: HM Graphite / NANOMETRIC Length: 10mm longer Weight / Grip: 4U (Avg. 83g) G5 String advice: 4U (19-26lbs) Color: Pink/Yellow Duora Dual Impact Description: With two contrasting racquet profiles built into one frame, the DUORA is designed to bring an all-around blend of power, speed, and control to a player's game. Combining technology that enhances both forehand and backhand swings, the DUAL OPTIMUM SYSTEM remains sleek in design. Constructed with NANOMETRIC DR*, a lightweight graphite material weighing 60% less than conventional graphite, the DUORA offers players unparalleled swing speed, firmer shuttle hold, and enhanced repulsion for explosive shots. Technology: DUAL OPTIMUM SYSTEM, NANOMETRIC DR, VIBSLAYER CARBON, ISOMETRIC™, NEW Grommet Pattern, SOLID FEEL CORE, AERO+BOX Frame, NEW Built-in T-Joint, Super Slim Shaft, Control Support Cap, NICKEL-TITANIUM FIBER, NANOMETRIC Dual Optimum System: Two contrasting racquet profiles in one unique Dual Dynamic Design allow players to enhance both their forehand and backhand. Command the court with powerful forehands and speedy backhands. Nanometric DR: NANOMETRIC DR is an enhanced graphite based on unique NANOSCIENCE technology for a firm shuttle hold creating maximum repulsion. * NANOMETRIC is a material which applies the NANOALLOY™ technology of Toray Industries, Inc. DUORA GROMMET DESIGN: 8 linked grommets made with differing thicknesses on either side of the frame. The stiffer AERO side grommets pull the string harder for increased power. Stringing BG65 $12 Aerosonic $15 BG65 Titanium $14 Aerobite Boost $20 BG66 Force $15 SKYARC $17 BG66 Brilliant $18 EXBOLT $16 BG66 Ultimax $15 VBS-68Power $17 BG80 $15 VBS-68 $17 BG80 Power $15 VBS-66NANO $18 BG85 $16 VBS-63 $17 NGY99 $17 G-Tone 5 $14 NGY98 $17 G-tone 9 $14 NGY95 $17 Stringing Service $15 Aerobite $17
