Features: 1.High Quality Material: Trailer hitch ball is made of high quality steel material, high hardness, rust resistant, sturdy and durable. 2.Secure: Tow ball has high strength construction for a firm and stable hitch coupler, provide a secure and dependable connection. 3.Excellent Performance: Professional manufacturing, exquisite workmanship, heavy duty tow ball is not easy to deform, has a long service time. 4.Size: The size of forged tow ball is approx. 50mm/1.97in, the hole is approx. 17mm/0.67in, compact and practical, easy to carry. 5.Easy Installation: Easy to install without mounting screw, no complicated operation is required, convenient for using, save your time and energy. Specification: Item Type: Tow Ball Material: Steel Size: Approx. 50mm/1.97in Hole Center: Approx. 90mm/3.54in Hole: Approx. 17mm/0.67in No mounting screws required! Ball heads are delivered without fastening screws.