The ornamental design for a bicyclefrontalchest and abdomen support bar with interchangeable support panel, as shown and described.
FIG. 1 is a perspective view of a bicycle frontal chest and abdomen support bar with interchangeable support panel, showing my new design and its attachment to a bicycle.
FIG. 2 is a front elevational view of the bicycle frontal chest and abdomen support bar with an interchangeable support panel of FIG. 1.
FIG. 3 is a rear elevational view thereof.
FIG. 4 is a left side elevational thereof.
FIG. 5 is a right side elevational view thereof.
FIG. 6 is a top view thereof; and,
FIG. 7 is a bottom view thereof.
The broken lines showing of a bicycle and a bicyclist in FIG. 1 depict environmental subject matter and form no part of the claimed design.