The Latest XXIO MP-700 Irons -- Higher ball speed technology
The larger club head speed is achieved by increasing the weight of 2 g of the club head, thereby increasing the ball speed at impact, with the same swing speed. Technology - combining higher clubhead speed and increased ball speed with our biggest sweet spot for higher ball flight distance and greater directional stability. Higher ball speed technology: - Heavier club head for increased kinetic energy - Sweet spot designed for each club number to match target golfers' typical strike point