| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a golf club head having a contrivance for changing a weight distribution of front and rear parts of the golf club head. <P>SOLUTION: A cylinder is provided inside or outside of the golf club head so that a ball bearing is moved to the front and the rear parts. Thereby, the weight distribution of the front and the rear parts of the golf club head can be changed. <P>COPYRIGHT: (C)2006,JPO&NCIPI</p> |
