DC MELBOURNE The new racquet choice of 3x Wimbledon, 2x Australia and  US Open Champion, Boris Becker. The Delta Core Melbourne features awesome control for the advanced player in mind. Unmatched torsional stability and shock dampening makes this the ultimate player‘s frame. Grip size 1 – 5 Item number B11507 Head size 630cm2 | 98 in2 Cross section 20 mm Weight 325 g | 11.5 oz Length 68.5 cm | 27 in Balance 31.5 cm | 1.1 in HL String pattern 18 x 20 String tension 25 (±2) kg/55 (±5)lbs Technology: |Sensor Tour Handle System| |Cushtac Grip| |DeltaCore, Carbon-Graphite, Fiberglass|