Towever Class V 84415 Trailer Hitch Adapters Sleeve, 2-1/2" to 2", 5.5" Length Hitch reducer adapters 2-1/2" receiver to 2" receiver 5-1/2 inches Length, Slides inside 2-1/2" receivers to avoid extension Limited to Hitch Capacity Heavy-duty Steel construction, Zinc Plated Use Class V 5/8 inches Hitch Pin Kit or Lock