MaxxHaul 70422 48" x 21" Hitch Mount Compact Aluminum Cargo Carrier - 500-lb Load Capacity Capacity: 500 pounds distributed weight Outer basket size: 49-1/4" x 22-1/4" x 3-1/4 Inner basket size: 48-1/4 x 21-1/4 x 2 Aluminum basket for corrosion and rust resistance Lightweight extruded aluminum construction