Universal Cargo Roof Rack Car Top Luggage Holder Carrier Basket Vintage Wood This is a Universal Vintage Style Cargo Roof Rack made of Steel that accommodates cross bars up to 4 wide X 2'' thick . The X11-TW comes with the complete mounting sets of hardware features the easy installation on the roof cross-bars. The Wind Fairing on the front reduces wind resistance and noises. The powder-coated paint is weather-resistant and durable. The X11-TW is made of enforced powder coated steel which maintain the stability when fully-loaded.