What is butterhead MOI? One of the smartest minds in golf explains
When it comes to putting — the area of my game which is the most troubled — I tend to run down some pretty nerdy rabbit holes. Maybe if I keep digging, I’ll learn about something I never knew before, and bingo! My putting woes will be a thing of the past, and my game will hit a new level. I haven’t had much luck with that second part, but the first part works flawlessly. It proved so once again when I called up Guerin Rife, one of the smartest men inputting and, indeed, golf. He invented Rife’s innovative two-bar technology and is the mind behind EVNRoll’s line of putters. MOI is a driving force behind Guerin’s designs, so I asked him for an explanation about what it is, and how it can help golfers. MOI measures how much the putter twists on off-center hits MOI stands for Moment of Inertia. Every putter has it, and you measure it using an MOI machine. A putter with high MOI won’t twist as much as a putter with low MOI. “MOI is a measurement of a putter face’s resistance on off-center hits,” Rife says. “The higher the…