| 摘要 |
A golf stick for putters comprising a centroid movement control unit is provided to change the position of the centroid of the golf stick for putters according to the user's body size and to let the user hit a golf ball more easily. The golf stick for putters includes a shaft(10), a head(1), a weight body(20) and a coupling tool(30). The shaft has the shape of a hollow cylinder. Plural connecting holes(11) are formed along the side of the shaft(10). On side of the weight body(20) disposed at the inside of the shaft(10), a coupling hole(21) is formed, and a screw groove(22) is formed on the inner edge of the coupling hole(21). The coupling tool(30) fixes the weight body(20), is coupled with the connecting hole(11) on the side of the shaft(10) and then is coupled with the coupling hole(21) formed on the side of the weight body(20) by a screw. |
