The ornamental design for a bicyclebrakerotor, as shown and described.
FIG. 1 is a perspective view of a bicycle brake rotor illustrating my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a left side view thereof;
FIG. 5 is a right side view thereof;
FIG. 6 is a top plan view thereof;
FIG. 7 is a bottom plan view thereof; and,
FIG. 8 is another perspective view thereof showing in phantom a brake hub assembled with the bicycle brake rotor.
The broken line showing of the brake hub is for the purpose of illustrating portions of the bicycle brake rotor and forms no part of the claimed design.