Yakima HighLite 2 bike shelf.
Yakima hitch-mounted bike shelf, new in box. White, extremely appealing and also light weight. Holds 2 bikes, integrated locks (shelf to hitch, bikes to rack).
See: http://www.yakima.com/shop/bike/hitch/highlite-2-white.
Prices $460 + tax.
Merely bought but not best for my auto.