Golfhacker Golfhacker Issue 13-min | Page 31

MIZUNO UNVEILS STUNNING NEW JPX919 IRONS   NEW #JPX919 TOUR, HOT METAL AND FORGED IRONS: THE NEXT EVOLUTION OF THE HUGELY SUCCESSFUL MIZUNO JPX IRON SERIES The JPX900 Series irons led a resurgence for Mizuno , with the Tour model residing in the bag of the back - to - back 2017 / 2018 US Open champion . Now Mizuno has unveiled the next evolution of JPX – the JPX919 Series , a highly engineered family of irons that has evolved alongside Mizuno ' s comprehensive custom - fitting programme to deliver exceptional performance .   The new family comprises JPX919 Tour , JPX919 Hot Metal and JPX919 Forged , with each model engineered from different base materials to help enhance performance for particular swing types . The JPX919 Tour is forged from 1025E Pure Select Mild Carbon steel ; the JPX919 Hot Metal is crafted from high - strength Chromoly 4140M ; and the JPX919 Forged is Grain Flow Forged from Boron - infused steel . Despite their design differences , all three JPX919 irons are unmistakably Mizuno in profile and sensation through impact .