The ornamental design for a bicycletire, as shown and described.
FIG. 1 is a top plan view of a bicycle tire showing our new design, it
being understood that the tread pattern is repeated throughout the
circumference of the tire;
FIG. 2 is a side elevational view thereof, the opposite side being a mirror
image of that shown; and
FIG. 3 is an enlarged fragmentary plan view of the tread pattern thereof.