Best Seller | Pre-Owned Mizuno JPX 923 Hot Metal 4-PW Iron Set Stiff Steel +0.50 inch JPX 923 Hot Metal introduces all-new Nickel Chromoly - a new material that increases ball speed. It s 35% stronger than the original Hot Metal material allowing Mizuno to create a thinner topline and faster ball speed. A new V-Chassis design delivers a... more | | $729.99 FREE shipping go to store |