Thru-Slot Speed Pocket technology has allowed for increased face flexibility

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Baffler split rails create incredible turf interaction

Mizuno JPX 919 Hot Metal Single Irons - Steel Hand:Right Hand Thru-Slot Speed Pocket technology hasThe JPX919 Hot Metal Pro packs all the performance of Mizunos JPX919 Hot Metal into a smaller, more workable playing profile, with slimmed down top line, sole and reduced offset. A benchmark in iron design the JPX919 Hot Metal combines an incredible balance of launch speed and soft, controllable landing angles. The use of a high strength Chromoly 4140M and seamless cup face construction produces the highest ball speed from any Mizuno iron. Mizunos new