Aluminum Door Threshold RampRAMP DIMENSIONS - 24" L x 36.25" W.ALUMINUM & NON-SLIP SURFACE - Horizontal stripes on the surface of the shed ramp can add friction to reduce the possibility of slipping and ensure the security of your family.700 LBS LOAD CAPACITY - A heavy-duty aluminum threshold ramp can support up to 700 lbst Great for wheelchairs, scooters, electric vehicles, walkers, crutches to pass through.ADJUSTABLE HEIGHT RAMP - The adjustable height makes attaching this doorway ramp to your desired height range a breeze (adjustable height from 1.69" - 4.38")NO-TOOL ASSEMBLE&DISMANTLE - Our door ramp threshold needs no tools to assemble and dismantle. Just adjust the height.WIDE APPLICATION - For home, semi-permanent ramps, portable ramps, ideal for wheelchairs, scooters, trucks, wheelbarrows, bikes, the elderly and so on, to create a smooth transition.