| 摘要 |
The present invention provides a golf club head which satisfies the following three conditions in a moment M of inertia around a center line of a shaft axis (g.cm<2>) and a depth L of center of gravity (mm): 4000<=M&LE;7000; (1) 30<=L&LE;50; and (2) M<=200xL-2000. (3)
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