The ornamental design for the “bicycle tire tread,” as shown and described.
FIG. 1 is a perspective view of a bicycle tire tread;
FIG. 2 is a plan view of the bicycle tire tread of FIG. 1;
FIG. 3 is a right side view of the bicycle tire tread of FIG. 1;
FIG. 4 is a left side view of the bicycle tire tread of FIG. 1;
FIG. 5 is a front elevation view of the bicycle tire tread of FIG. 1; and,
FIG. 6 is a rear elevation view of the bicycle tire tread of FIG. 1.
The broken line showing of shoulder blocks and sidewalls is included for the purpose of illustrating portions of the “article” and forms no part of the claimed design.