Mizuno JPX 923 Hot Metal Irons - Steel GPS Accessories The Inertia Generator is strategically

The Inertia Generator is strategically angled to improve aerodynamics on the downswing to promote increased clubhead speeds while retaining high MOI

Instant feedback

SINGTEX Stormfleece

Rugged design

Collapses in one movement

Mizuno JPX 923 Hot Metal Irons - Steel GPS Accessories The Inertia Generator is strategicallyMizunos JPX923 irons are engineered for custom performance. Five unique iron models created from three specific metals based on Swing DNA data from over 350,000 real golfers. The expanded head options combine with one of over 50 custom shafts for specific trajectory, ball speed and ease of use. This creates options for elite tour players, slow swinging amateurs and every player in between. Three metals. Five options. All distinctively Mizuno.