Universal Compatibility: Designed to effortlessly replace the trailer ball in any ball & pintle combination, this hitch ball is perfectly compatible with 2-5/16" couplers or lunette eyes with 2-1/2" or 3" inside diameters. High Load Capacity: Rated for a robust 20,000 lbs. ball capacity, ensuring safe towing. However, it's essential to be guided by the rating of the lowest-rated towing component in your setup. Sturdy Shank Design: The 1-1/4" diameter shank has been meticulously engineered for maximum strength, ensuring durability and long-lasting performance. Secure Mounting: Featuring fine threads for precise adjustment, this hitch ball comes with a self-securing nylock nut that guarantees a secure mounting, preventing any unintentional loosening. Durable Construction: Crafted from high-strength, drop-forged steel, the Angcosy Pintle Hitch Ball stands the test of time. It's further safeguarded by a chrome-plated finish, offering resistance against corrosion and ensuring a shiny appearance.