Head MX Spark Tour Tennis Racket - Grip 3 233302

The Spark Tour Tennis Racket is the most powerful model in the pre-strung Spark series. With its energetic design, you will be inspired and ready to make things happen on the tennis court. Whilst featuring in an entirely new design that takes its inspiration from a volcanic eruption, this racket will make sure that your first steps on the tennis court won't be your last.. FEATURES. ARCORE Technology. Specially designed cross section in the shaft of the racquet to increase torsional stability for ultimate control and power.. METALLIX. Specially formulated crystalline metal alloy with a grain size 1000 times smaller than that of a typical metal creates a much stronger material. The Hall-Petch Effect states: smaller grains = stronger material. The result is a lighter, stronger and more powerful racquet.. Head (sq cm)                         645 sq cmHead (sq in)                         100 sq inLength (cm)                         68.5 cmLength (in)                                 27 inUnstrung weight (grams) 275g