Quadboss Arched Ramps can provide additional, needed clearance to avoid bottoming out while loading 6063-T5 aluminum billet 750 pound weight capacity per ramp (1,500 pound weight capacity when used as pair to load ATV) Wall thickness is 0.07 inches Robotically welded Lightweight with vinyl-coated tips 10-year manufacturer's warranty against defects Dimensions: 89" x 12", each Includes security straps For single ramp see part number