The ornamental design for a single pieceheavydutywheel, as shown and described.
FIG. 1 is a perspective view of the single piece heavy duty wheel.
FIG. 2 is a front view of the single piece heavy duty wheel.
FIG. 3 is a back view of the single piece heavy duty wheel.
FIG. 4 is a side view of the single piece heavy duty wheel.
FIG. 5 is a top view of the single piece heavy duty wheel; and,
FIG. 6 is a cross-sectional view of the single piece heavy duty wheel.
The broken lines in the figures show portions illustrating environmental structures of the single piece heavy duty wheel that form no part of the claimed design.