Fulton 22300 0101 Trailer Coupler, Class II 3500 lbs. Rating 2 inch ball, 3 inch channel straight tongue, Class II rating of 3500 pounds Fas-Lok latching mechanism allows quick and easy trailer hook-up, and is factory adjusted for convenience Z-Max 600 superior zinc plating Ideal replacement coupler for boat and utility trailer Limited 5 Year Warranty