FIG. 1 is a right side elevation view of the cross arm for lighting fixture, the broken line showing of light fixture is included for the purpose of illustrating environmental structure and forms no part of the claimed design;
FIG. 2 is a top, left side perspective view thereof;
FIG. 3 is a top perspective view thereof, demonstrating indeterminate length;
FIG. 4 is a front elevation view thereof;
FIG. 5 is a rear elevation view thereof;
FIG. 6 is a top plan view thereof; and,
FIG. 7 is a bottom plan view thereof.
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