Roof Rack Crossbar

FIG. 1 is a front, right and bottom perspective view of a roof rack crossbar, showing our new design; FIG. 2 is a rear, left and top perspective view thereof; FIG. 3 is a front elevation view thereof; FIG. 4 is a rear elevation view thereof; FIG. 5 is a left side elevation view thereof; FIG. 6 is a right side elevation view thereof; FIG. 7 is a top plan view thereof, shown enlarged for ease of illustration; FIG. 8 is a bottom plan view thereof, shown enlarged for ease of illustration; FIG. 9 is an enlarged detail view thereof, showing area 9 in FIG. 1 ; and, FIG. 10 is an enlarged detail view thereof, showing area 10 in FIG. 2 . The broken lines shown in the drawings illustrate portions of the roof rack crossbar that form no part of the claimed design. The dot-dash broken lines depict the boundaries of the enlargements that form no part of the claimed design.