We claim the ornamental design for a firearm suppressor sleeve, as shown and described.
FIG. 1 is an isometric view of a firearm suppressor sleeve according to our new design;
FIG. 2 is a front view of the firearm suppressor sleeve of FIG. 1;
FIG. 3 is a rear view of the firearm suppressor sleeve of FIG. 1;
FIG. 4 is a side view of the firearm suppressor sleeve of FIG. 1;
FIG. 5 is a top view of the firearm suppressor sleeve of FIG. 1; and,
FIG. 6 is an isometric view showing the firearm suppressor sleeve of FIG. 1 in a state of use with an unclaimed firearm suppressor as environment.
All broken lines and all areas adjacent to shaded elements depict portions of the firearm suppressor sleeve that form no part of the claimed design. In FIG. 6 the included firearm suppressor drawn in broken lines is environmental subject matter that forms no part of the claimed design. The drawings include a symbolic break along the length of the article drawn in broken lines. The symbolic break lines and the areas between them form no part of the claimed design.