The ornamental design for a fitness weightset, as shown and described.
FIG. 1 is a perspective view of a fitness weight set showing the design of the invention.
FIG. 2 is a front view thereof.
FIG. 3 is a rear view thereof.
FIG. 4 is a left side view thereof, the right side being a mirror image.
FIG. 5 is a top view thereof; and,
FIG. 6 is a bottom view thereof.
The broken line showing of a person in FIG. 1 illustrates environment and forms no part of the claimed design. The remaining broken lines illustrate portions of the fitness weight set and form no part of the claimed design.
The fitness weight set is shown with a symbolic break in its length. The appearance of any portion of the fitness weight set between the break lines forms no part of the claimed design.