Furrion Portable Ramp - 24" Length Adjustable widths for differents sizes. Channel Width: 2-3.9"; Channel Height: 1.8 - 2.25" with tray removed. Quick connect system for joining multiple ramps together. Permanently mount or portable use. Light weight and amazing industrial strength: Tested single load up to 10 tons. Packs up and comes with compact storage bag.