Aluminum Truck, Pick-Up's, Vans & Car Loading Ramps are made of lightweight aluminum and works great for large and small wheeled equipment. When using with small wheeled equipment add 1/4" plywood (not included) to ramp surface. Folds up to 16 1/2" wide for storing between ATV wheels in truck. Icludes adjustable safety straps to hook ramp safely to trailer. Height unfolded is 1 1/2". Folded height is 5 1/2".