The ornamental design for a golfcartcargobox, as shown and described.
FIG. 1 is a front perspective view of the golf cart cargo box showing my new design;
FIG. 2 is a front elevation view thereof;
FIG. 3 is a rear elevation view thereof;
FIG. 4 is a top view thereof;
FIG. 5 is a bottom view thereof;
FIG. 6 is a left side view thereof;
FIG. 7 is right side view thereof; and,
FIG. 8 is a perspective environmental view of the golf cart cargo box.
The broken line showing of the door, latch and hinge in FIGS. 1-2, 4-7 and the remaining other broken lines is included for the purpose of illustrating environmental structure and forms no part of the claimed design.