| 摘要 |
<p>PURPOSE:To enhance the carry of a golf ball. CONSTITUTION:A golf club head 1 is formed therein with a cylindrical hollow part 2 having an axis which is parallel with the face 3 of the club head 1. A columnar weight 4 having a diameter slightly smaller than that of the hollow part 2 is stored in the hollow part 2. The weight 4 is shifted within the hollow part 2 between the face side wall surface 5 and the wall surface 6 opposite to the face.</p> |
