The ornamental design for a golfexerciser, as shown and described.
FIG. 1 is a front view of a golf exerciser.
FIG. 2 is an exploded view thereof; and,
FIG. 3 is an exploded front view of a second embodiment of the golf
exerciser.
The broken line shown is for illustrative purposes only and forms no part
of the claimed design. The surfaces or portions of the article not shown
in the drawings or described in the specification form no part of the
claimed design.