Haul long, oversized loads safely and conveniently. Just attache this rack to most vehicles with the strap-through design and the quick-release adjustable (up to 60") wide steel support bar. No tools required. High-density foam, 6"H tower supports will not scratch roof. Ideal for use with the Extend-A-Truck. Use two Turbo-Racks on cars. See your vehicle owner's manual for roof weight capacity. Per each.