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How Drop Hitch Receivers Work

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  • Blue Ox. "Installation Instructions." (10/6/2008)
  • California Department of Motor Vehicles. "Towing Your Trailer Safely."(10/5/2008)
  • "Towing Tips, Specs, and Definitions." (10/6/2008)
  • "Choosing the Correct Ball Mount." (10/4/2008)
  • National Highway Traffic Safety Administration. "Towing a Trailer: Being Equipped for Safety."(10/7/2008)
  • Caravan and Camping Industry Association (Australia). "Towing Your Trailer." (10/7/2008)