FIG. 1 is a rear, left, and top perspective view of an exercise bicycle embodying the new design;
FIG. 2 is a front, right, and bottom perspective view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a front elevational view thereof;
FIG. 6 is a rear elevational view thereof;
FIG. 7 is a left side view thereof; and,
FIG. 8 is a right side view thereof.
The broken lines are shown for the purpose of illustrating portions of the exercise bicycle or portion thereof and/or environmental matter and form no part of the claimed design. The dot-dash broken lines define the bounds of the claimed design and form no part thereof.