This head light balanced racket from Black Knight ensures excellent manoeuvrability & incorporates the Thin-K technology providing an aerodynamic frame. It comes strung with the Power Nick 19 string for an extra bite on the ball & less air resistance, & features the Power Surge technology for less vibration, as well as extra stiffness & power. The Power of 6 technology enhances performance, whilst the Nano-Crystalline Technology (NCT) allows for fine-tuning of the weight & balance & greater control for hard hitters. The Ion Storm XT integrates the 16K hyper tensile fibre (HTF) technology for more structural strength & added durability.