| 摘要 |
A golf club head which has a head volume v of not less than 300 cc, and a gravity point distance C (mm) satisfying the following condition: C<=0.12xV-8, and optionally, the ratio (M/V) of the moment of inertia M (g.sq.cm) of the club head around a vertical axis passing through the gravity point of the club head to the head volume V (cc) is se in a range of from 9.0 to 11.0, and a sweet spot height is set in a range of from 25 to 40 mm.
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