These roller ramps are always custom made. If you need a ramp you can go to their website and make a calculation how much the length should be. After doing the calculation you can order your roller ramp. The company will turn out the ramp for you and send it in 24 hours. You can have the ramp in the car along with the wheel chair. Made of aluminum it is sturdy and strong. Durability is unquestionable as it is made of aluminum. Since it is foldable you can pack it into a small area. The length also could be changed.
