Wilson Ultra 108 v3 Feel the power of every swing with the Wilson Ultra 108 v3. With the perfect mix of power and torsional stability, this tennis racquet gives players an edge on the court. The Power Rib geometry and Crush Zone grommet system combine to generate a larger hotspot, helping players swing confidently from anywhere on the court. If you want an easy swinging racquet that provides effortless power, the Wilson Ultra 108 v3 is an excellent option. Racquet Technology Power Rib throat geometry optimizes power through greater stability and stiffness. Crush Zone grommet system compresses at impact to boost power and ball dwell time on strings. Hotspot increases by 15% for more explosive power.