Features: 1.Application: The trailer ball is designed to create a secure connection between your main vehicle and an additional trailer. Great for towing trailers and more. 2.Durable Strength: This trailer hitch ball can hold up to 3,500 lbs with dependable towing strength, sturdy construction for long service life. 3.Quality Material: Made of corrosion resistant stainless steel, towing hitch ball provides excellent strength while maintaining long lasting rust resistance against rain, mud, road salt and other corrosion threats. 4.Perfect Fit: This trailer hitch ball is 50mm diameter and will fit almost any 2in coupler. Ball shank is 3/4in diameter and 50mm long and attaches securely to trailer hitch ball mount. 5.Simple Installation: Comes with a light weight and a compact size. Hitch ball also has fine threads for enhanced retention of the ball joint. Specification: Item Type: Trailer Hitch Ball Material: Carbon Steel Ball Joint Size: Approx. 50mm / 1.97in Load Bearing: Approx. 1600 kg / 3527.4 lb Screw Diameter: 3/4in, M19. Screw Rod Length: Approx. 50mm / 1.97in Surface Treatment: Chrome Plating Application: For trailer, RV. PackageList: 1 x Trailer Hitch Ball Note: 50mm generally refers to the size of EU and AU style ball head, which is suitable for EU and AU style trailer cover.