Portable ramp for wheelchairs, carts automotive vehicles, trailers, or other wheeled devices. Use it to mount curbs or steps up to 5.5 inches high. Strong enough to drive trucks over with a weight capacity of up to 10,000 pounds! Each unit is 23 inches wide by 13 inches deep and weighs only 7 pounds. Great for the handicapped, movers, or delivery personnel. Durable plastic material meant to last. Mounting holes on sides and bottom. Multiple units may be bolted together. For wheelchairs, please order 2.