Demco 12662-97 2-5/16" Primed Weld-on EZ-Latch Coupler Red primer for resistance to corrosion Demco's exclusive coupler design locks when dropped onto the hitch ball Weld-on coupler 2-5/16 inch coupler - 21,000 lb gross trailer weight rating - Fits 3 inch wide channel Read product description below for more information