Houdini Sole Technology – The raised steel mass area of the Houdini Sole at the rear of the clubhead reduces the amount of sole area to reduce drag and turf interaction.
The Houdini Sole design element has proven to be one of the most effective technologies at getting balls out of tough lies by reducing turf interaction by 35%.
Hollow-Body Design- Hollow-body perimeter weighting produces distance properties of a metal wood in an iron design for maximum ball speed. The hollow-body design makes for an extremely low and back Center of Gravity, helping to create a very forgiving and powerful face.
Shallow Cup Forged Face – The super-shallow Cup Face design in the Hot Launch E522 Iron produces higher launch angles and extreme ease of launch. This super-thin forged face design produces the pinnacle of extreme ease of launch, increased apex heights, hang time and distance.
Slice-Fighting Offset Design – The offset design of the E522 Iron works in conjunction with the heel weight in the clubhead to help players avoid hitting slices and to increase launch conditions.
Premium Mitsubishi Fubuki HL and KBS MAX 80 Shafts – The E Series iron comes stock with a FUBUKI HL graphite shaft by Mitsubishi that ranges from 50-grams to 60-grams depending on the flex. It is also available in a KBS MAX 80 steel shaft.