This 18"' x 29.5" AmeriGlide solid ramp is backed by a 3-year transferable warranty, so you know it's quality built. And it includes the features you need to safely get your scooter or wheelchair over obstacles. Features include side rails to prevent falls, a high traction surface, and slots for water drainage. This ramp also comes with mounting hardware if you plan to leave your ramp in place for the long term.