Amazon.com : Thule Apex XT Hanging Hitch Bike Rack, Carries 2 Bikes, Perfect for Traveling with Multiple Bikes - Quick, Tool-Free Installation, Suitable for a Wide Variety of Bike Sizes and Frame
Thule Apex XT 4 Bike - Fitzharris Ski Bike and Outdoor
Thule Apex XT Swing Hitch Mount Bicycle Rack Overview and Demo - YouTube