Connor Towing 1621190- Class I 1-1/4" Ball Mount: GTW-2000 lb. 9-3/4" Length 3-1/4 in. drop & 2-5/8 in. rise 3/4 in. ball hole Use 1/2 in. hitch pin or lock Fits Class I 1-1/4 in. x 1-1/4 in. receiver