The Trimax TAS25 Hitch Adapter Sleeve is designed to convert any 2" steel or aluminum ball mount to a 2.5" receiver.• Converts 2" Razor Adjustable Ball Mount or any 2" ball mount to a 2.5" receiver• Made of high-quality aluminum• Universal design can be used with any 2" steel or aluminum ball mount | Trimax 2-1/2" to 2" Class V Receiver Hitch Adapter Sleeve