| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a golf club easy to take a swing and excellent in flight distance performance.SOLUTION: A club 2 includes a head 4, a shaft 6 and a grip 8. A club length L1 is equal to or greater than 43 inches and equal to or less than 48 inches. A frequency of the club is equal to or greater than 240 (cpm) and equal to or less than 290 (cpm). A club inertia moment Ix is equal to or greater than 6.90×10(kg cm) and equal to or less than 7.50×10(kg cm). Iss/Ix is equal to or greater than 0.085 and equal to or less than 0.115. The moment Ix is a club inertia moment about a swing axis Zx. The moment Iss is a shaft inertia moment about the swing axis Zx.</p> |
