The ornamental design for a gunbarrelcover, as shown and described.
FIG. 1 is a perspective view of a gun barrel cover.
FIG. 2 is another perspective view of the barrel cover of FIG. 1.
FIG. 3 is a top plan view of the barrel cover of FIG. 1.
FIG. 4 is a right side elevational view of the barrel cover of FIG. 1.
FIG. 5 is a bottom plan view of the barrel cover of FIG. 1.
FIG. 6 is a left side elevational view of the barrel cover of FIG. 1.
FIG. 7 is a rear view of the barrel cover of FIG. 1, e.g. viewed from the left side of FIG. 3.
FIG. 8 is a front view of the barrel cover of FIG. 1, e.g. viewed from the right side of FIG. 3; and,
FIG. 9 is the front view of FIG. 8 with the extending string removed so as to more clearly show the visible inner end surface of the barrel cover of FIG. 1.
The broken lines are for the purpose of illustrating portions of the article that form no part of the claim.