The ornamental design for a showerheadarm, as shown and described.
FIG. 1 is a left, front perspective view of a showerhead arm according to our new design, shown with showerhead environment;
FIG. 2 is a left side elevational view thereof, the right side elevational view thereof being a mirror image of the left side shown;
FIG. 3 is a top plan view thereof;
FIG. 4 is a front elevational view thereof;
FIG. 5 is a bottom plan view thereof;
FIG. 6 is a rear elevational view thereof; and,
FIG. 7 is a front elevational view thereof with the showerhead environment removed.
The broken line representations in the figures of the drawings are for the purpose of illustration only, and form no part of the claimed design.
In a preferred embodiment, the nature of this product is as a plumbing fitting in the form of a support arm for a showerhead primary useful for washing body parts.