Barrel extension

Description

FIG. 1 is a perspective view of a barrel extension showing the new design;

FIG. 2 is another perspective view thereof;

FIG. 3 is yet another perspective view thereof;

FIG. 4 is a front elevation view thereof;

FIG. 5 is a rear elevation view thereof;

FIG. 6 is a left side elevation view thereof;

FIG. 7 is a right side elevation view thereof;

FIG. 8 is a top plan view thereof;

FIG. 9 is a bottom plan view thereof;

FIG. 10 is a cross section view of the barrel extension taken along line 10-10 of FIG. 4; and,

FIG. 11 is a cross section view of the barrel extension taken along line 11-11 of FIG. 4.

The broken lines in FIG. 4 depict the cross-section reference line 10-10 for the view of FIG. 10 and the cross-section reference line 11-11 for the view of FIG. 11 and form no part of the claimed design. All other broken lines depict features of the barrel extension that form no part of the claimed design.

Claims

The ornamental design for a barrel extension as shown and described.