HOLLOW GOLF CLUB HEAD AND WEIGHT BALANCE ADJUSTING MEMBER

摘要

PROBLEM TO BE SOLVED: To provide a hollow golf club head which enables easy adjustment of a weight of the head and a weight position (weight balance) to suit user's preference.;SOLUTION: In a metal golf club head 1 having a hollow structure of the present invention, a hosel member 10 is replaceably attached to a head body 1A. The hosel member 10 to be replaced has two or more types of weights each having different weight. The light hosel member is made of a low-density material compared to a material of the head body 1A, and the heavy hosel member is made of a high-density material compared to a material of the head body 1A.;SELECTED DRAWING: Figure 2;COPYRIGHT: (C)2018,JPO&INPIT