Patent ID: 8241139

Claim:
A golf club comprising: a club mass less than 300 g; a club head having a mass less than 200 g and a volume greater than about 360 cm 3 ; a shaft having a tip end, a butt end, a shaft balance point located no more than 24 inches from the butt end, and a torsional displacement angle greater than about 5.5°; an imaginary coordinate system having an origin located at a center of gravity of the club head, the coordinate system having an x-axis, a y-axis, and a z-axis, wherein the club head has an MOI about the z-axis of at least about 4000 g·cm 2 ; a club balance point distance, BP c , measured from the butt end; an overall club length L c ; a shaft balance point distance, BP s , measured from the butt end; and a shaft length L s , wherein a ratio, (BP c /L c )/(BP s /L s ), is no less than 1.68.