Sole of a golf club head

FIG. 1 is a perspective view of a sole of a golf club head showing our new design;

FIG. 2 is a left side view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a perspective view of the second embodiment thereof;

FIG. 7 is a left side view of the second embodiment thereof;

FIG. 8 is a back view of the second embodiment thereof;

FIG. 9 is a right side view of the second embodiment thereof; and,

FIG. 10 is a bottom view of the second embodiment thereof.

The broken lines showing the golf club head are for illustrative purposes only and form no part of the claimed design.