Wilson Blade V10 18×20 – Custom Setup by Professional Racket Technician. Model: Blade V10 18×20. Model Number: WR20790. Head Size: 98 sq. Grip Size: 4 1/4 (G2). String Pattern: 18×20. Color: Green / Black. PROFESSIONAL CUSTOM SPECS (measured & set up by a certified racket technician). Unstrung Weight: 308g. Balance: 32.2 cm. Swingweight: 303 (measured). […]