| 摘要 |
<p>PROBLEM TO BE SOLVED: To enable implementing of the setting and moving of the center of gravity of a head of a golf club easily and continuously. SOLUTION: A cylindrical slot 1 is provided inside a head and a cylindrical weight 2 is placed in the slot 1. The weight 2 is moved to a specified position in the slot 1 to set the position of the center of gravity of the head. The center of gravity of the head also can be continuously shifted by moving the weight 2.</p> |
