The ornamental design for a handrail, as shown and described.
FIG. 1 is an isometric view of a top, front, and right end of a handrail, the rear view being a mirror-image of the front view, and the left end view being a mirror-image of the right end view.
FIG. 2 is a right end view of the handrail depicted in FIG. 1, the left end view being a mirror-image thereof.
FIG. 3 is a top plan view of the handrail depicted in FIGS. 1 and 2; and,
FIG. 4 is a bottom plan view of the handrail depicted in FIGS. 1-3.
The broken lines in the drawings depict environmental subject matter only and form no part of the claimed design.