Meet the Rightline Gear Moki Doorstep: a handy tool that provides you access to your car’s roof. You just have to hook it over the u-shaped latch of your door, and the rest is easy. Moki Doorstep is great for loading boxes, canoes, kayaks, and skis.
You can use this in most vehicles in front and rear doors. It has an aircraft-grade aluminum construction and supports 400lbs of weight.