Ultra-Tow Aluminum Folding Cargo Carrier with Ramp - 500-Lb. Capacity, 60in.L x 29 1/2in.W Constructed of lightweight yet rugged aluminum that resists corrosion and rust 2in. receiver tube has anti-wobble technology to reduce rattle and play while in use Three 8in.H side rails combine with the one fold-up ramp to provide an added barrier that securely contains the cargo 49in.L x 26in.W ramp has 4in.W rungs spaced 0.7in. apart for smooth and easy loading and unloading Hefty 500lb. capacity allows you to haul large loads