Guardian heavy duty industrial rubber curb ramps provide access for cars, trucks, RV's, small and large equipment, to traverse curbs up to 7.8" high. Made with high-density thermoplastic rubber, the curb ramp works great in all weather conditions, featuring a ridged surface for added grip and a reflective yellow triangle pattern for increased visibility under low-lit conditions. Safely supports up to 60,000 lbs. (30 tons) of vehicle weight per ramp. Flat sides are designed to fit flush together, to use multiple curb ramps for creating custom lengths spanning raised surfaces. Includes drilled holes for optional permanent mounting. Measures 17.7" x 23.5" x 7.8" overall. Package includes (1) heavy duty curb ramp.