Genuine Audi Ball Mount & Hitch Ball Kit - ZAW092730A - This kit includes a genuine Audi ball mount and hitch ball for use with select Audi vehicles. The ball mount is constructed from high-strength steel and is corrosion-resistant for long-term durability. The included hitch ball is designed to fit the ball mount and is rated to tow up to 3,500 lbs. This kit is perfect for towing small trailers, boats, and other items.