DH-UP-4 heavy duty rubber 5 ton curb ramp with a 20 degree incline for a smooth transition. Requires at least 3-7/8" vehicle clearance. Works great in multiples as a modular system, or increased access between surfaces of different elevation. Optional end caps (DH-UP-4-END) fit flush against each ramp to create a rounded corner. Great for loading docks, commercial use, light-duty lawn tractors, pump carts and much more. Heavy Duty 5 Ton Curb Ramp Straight * Straight piece heavy duty vehicle curb ramp for loading docks and commercial application * Uneven surface transition up to 3-7/8" elevation * Maximum 5 ton vehicle capacity * Optional end caps available separately (DH-UP-4-END) * Heavy duty black thermoplastic rubber