This powerful oversize frame has become the standard for graphite tennis racquets. Even at 20 years old, it's a tough racquet to beat for feel, control and a continued favorite among advanced 5.0 to tour level players. CompositionConstruction 100% Graphite Headsize 107'' Length 27'' String PatternMains X Crosses 16X19 Recommended String Tension 55 70lbs. Beam Width 19mm Straight Balance 9pts. Head Light Power Level Low Medium C700 StiffnessFlex 63 Regular Frame Technology Cross Bar Stabilizer Grip Type Prince Leather Swing Weight 326 Swing Speed Moderate Fast Swing Type Longer, Faster Strokes Weight Strung 345g 12.3oz