摘要:
A hollow golf club head has: a moment of inertia Ix around a vertical axis of 4500 to 5900 g sq·cm; and a moment of inertia Iy around an inclined axis of 5300 to 6800 g sq·cm, which satisfy Iy=
摘要:
A hollow golf club head has: a moment of inertia Ix around a vertical axis of 4500 to 5900 g sq·cm; and a moment of inertia Iy around an inclined axis of 5300 to 6800 g sq·cm, which satisfy Iy=