PURPOSE: To execute the swing of a correct circular motion or pendulum motion by fitting a grip fitting cylindrical body to the outside surface of a grip end, and inserting the lower end of a bar-like member of suitable length into the cylindrical member in accordance with the kind.

CONSTITUTION: A cylindrical member 3 and a grip fitting cylindrical body 2 are provided integrally in parallel on the other face of the outside. As for a bar-like member 4, three kinds of different length for patting, for tee shot and for approach shot are prepared. A shaft of a golf club is inserted into the inside of the grip fitting cylindrical body 2 through a shaft inserting cutting part 5. As a result, the grip fitting cylindrical body 2 is turned, and in accordance with strength and weakness, etc., of a form reforming effect, the bar-like member 4 can be attached to a suitable side, and in accordance with the kind, the bar-like member 4 of suitable length can be fitted to the cylindrical member 3.