The head graphene xt radical mp tennis racket is endorsed by andy murray and designed with dynamic competitive players in mind it not only provides a great combination of power and handling thanks to graphene xt technology but also features an open 16x19 string pattern for improved playability and more spin the graphene xt radical mp is the most versatile racket in radical range has a head size of 98in2 630cm2 and comes strung with hawk touch 17 string delivering improved control and exce