TaylorMade RocketBallz Max four-SW Iron Set- Metal The TaylorMade Rocketballz Max Iron Set is engineered to hit longer and straighter with extra accuracy and higher really feel. The 2-piece metalwood-impressed development in those irons creates a low heart of gravity and a top coefficient of restitution. The coefficient of restitution is the size of power misplaced or retained while items collide. The next C.O.R. way extra power is retained, and a golfing membership with a top C.O.R. way constantly longer photographs at the golfing direction. An extremely-skinny face flexes freely to advertise that C.O.R. as much as the USGA prohibit for prime ball velocity. A re-engineered face with a brand new “Toe-Bar controls face-flexion to direct photographs straighter and the brand new vibration and sound regulate device promotes very good really feel and sound. This iron set comprises a brand new ATV sole for max versatility and playability. Further Options: Set Composition: four- Sand Wedge Shaft: KBS Satin Metal.