The ornamental design for a powergunbody, as shown and described.
FIG. 1 is a perspective view of a power gun body, showing my new design;
FIG. 2 is a front view thereof;
FIG. 3 is a rear view thereof;
FIG. 4 is a left side view thereof;
FIG. 5 is a right side view thereof;
FIG. 6 is a top view thereof;
FIG. 7 is a bottom view thereof;
FIG. 8 is a referential front view of a first embodiment of the claimed design, wherein the broken lines are shown for illustrative purposes only and form no part of the claimed design;
FIG. 9 is a referential front view of a second embodiment of the claimed design, wherein the broken lines are shown for illustrative purposes only and form no part of the claimed design;
FIG. 10 is a referential front view of a third embodiment of the claimed design, wherein the broken lines are shown for illustrative purposes only and form no part of the claimed design; and,
FIG. 11 is a referential front view of a fourth embodiment of the claimed design, wherein the broken lines are shown for illustrative purposes only and form no part of the claimed design.