Patent ID: 7568981

Claim:
A wood type golf club comprising a shaft, a grip at one end of said shaft, and a head at the other end of said shaft, wherein a mass m (g) of the golf club and a length L (cm) from a grip side end of the golf club to a barycentric position of the golf club satisfy m×L=2.55×10 4 (g·cm) and m×L=2.322×10 6 (g·cm 2 ), and a barycentric position of said shaft is at 48.3% a total length of said shaft from a head side end of said shaft, and wherein the mass m is 281.0 (g), the length L (cm) is 90.9 (cm), a loft angle of a face of said head is 11.0 degrees, a mass of said grip is 38.0 (g), and a mass of said shaft is 48.9 (g).