Patent ID: 7488261

Claim:
A golf club comprising: a golf club head having a volume ranging from 400 cubic centimeters to 470 cubic centimeters, a mass ranging from 210 grams to 250 grams, and a moment of inertia about the Izz axis through the center of gravity of the golf club head ranging from 4700 grams-centimeters squared to 6000 grams-centimeters squared; a shaft connected to a heel end of the golf club head, the shaft having a mass ranging from 50 grams to 90 grams; and a grip disposed on a butt end of the shaft, the grip having a mass ranging from 30 grams to 50 grams; wherein an inertia ratio of the moment of inertia about the Izz axis of the golf club head divided by the moment of inertia about the Iyy axis of the golf club is greater than 0.0019.