Quadlite xtreme ramp is lightweight and made of fully-welded aluminum construction. The extruded rectangular side rails resist bending, while a taller rectangular cross section supports more weight. There is a mesh surface that allows extra stability and loading grip.; Ramp dimensions: 12" x 89" 2500 lbs weight capacity for the pair of ramps Arched design for loading items with low clearance Extra support beams for higher load capacities Tabs are rubber-coated so as not to scratch tailgate/trailer Adjustable security straps are included and required when using ramp Two-year manufacturer's warranty