The ornamental design for a dual trackexercisedevice, as shown and described.
FIG. 1 is an upper perspective view of a dual track exercise device showing our new design. The broken lines show portions illustrating environmental structure of the device that form no part of the claimed design.
FIG. 2 is a top plan view of my new design. The broken lines show portions illustrating environmental structure of the device that form no part of the claimed design.
FIG. 3 is a side elevational view of the device shown in FIGS. 1 and 2, the opposite side elevational view being identical thereto.
FIG. 4 is an end elevational view of the device shown in FIGS. 1 and 2, and the opposite end elevational view being identical thereto; and,
FIG. 5 is a bottom plan view of the device shown in FIGS. 1 and 2.