The ornamental design for a fitness weightdestabilizer, as shown and described.
FIG. 1 is a perspective view of a fitness weight destabilizer;
FIG. 2 is a right end view thereof, relative to FIG. 1.
FIG. 3 is a left end thereof.
FIG. 4 is a front view thereof, the rear view being a mirror image thereof.
FIG. 5 is a top view thereof; and,
FIG. 6 is a bottom view thereof.
The claimed design is shown with a symbolic break in its length, indicating the appearance of any portion of the article between the break lines forms no part of the claimed design.
The broken lines illustrate portions of the article that form no part of the claimed design.
The design is for a fitness weight destabilizer, which is used to destabilize weights and weight sets, such as olympic bar weights, during exercise. A fitness weight destabilizer is connected to each end of a weight bar.