Leveling Block

FIG. 1 is a top perspective view of an ornamental design for a leveling block;

FIG. 2 is an exploded top perspective view thereof;

FIG. 3 is an exploded bottom perspective view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a front view thereof;

FIG. 7 is a rear view thereof;

FIG. 8 is a top view thereof; and,

FIG. 9 is a bottom view thereof.

The broken lines in the drawings are for illustrative purposes only and form no part of the claimed design.