Replacing the steel crown with titanium saves approximately 50% of the weight in the crown so it weighs almost 4 times less than the crowns of previous models
The face height of the 4DX is taller than past models decreasing spin and creating a more penetrating ball flight. If you play in the wind this is the club for you
Face inserts are made of Tungsten Polymer to reduce vibration an advantage for those with arthritic hands
Nickent developed the technology that fuses a light weight titanium crown to a steel body. They believe multi-material hybrids are the wave of the future and so far, considering the level of playability, they seem to be right on track.