The JPX-850 uses twin 8-gram weights which can be located on either the central sliding rail, or two lateral slots. With 10 unique settings, players of all head speeds can dial in their perfect launch and spin.
In combination with Mizuno’s Quick Switch shaft release system, the JPX-850 also offers lofts from 11.5 to 15.5 within one head for the ultimate in adjustability.
The JPX-850 head is a powerful 440cc Titanium driver that utilizes a Rebound Crown to maximize ball speeds for unmatched distance.