Quad Boss Folding Arched Single 88x18 Ramp Features: Quadboss Arched Ramps can provide additional, needed clearance to avoid bottoming out while loading 6063-T5 aluminum billet 1,200 pound weight capacity Wall thickness is 0.07 inches Robotically welded Lightweight with vinyl-coated tips 10-year manufacturer's warranty against defects Dimensions: 88 x 18 Includes security straps For a pair of ramps see part number 570088