Race-R Low Profile Sports Car Ramps 3,000 lb. capacity (per pair) low profile vehicle service ramps 10.75 Degree loading angle over a 56" length Ideal for use with low ground clearance sports cars like Corvette C5s &amp; C6s, Dodge Viper, Porches, Ferrari and the new Mustang Portable, includes integrated carrying straps Solid core polystyrene with high performance polyurethane construction will not damage asphalt, cement or painted floors