CURT Receiver-Mount Ball & Pintle Combo (2" Shank, 2" Ball, 10,000 lbs.)This CURT receiver mount ball and pintle hook is designed to insert into any 2" x 2" receiver tube. With a trailer ball capacity of 10,000 lbs. and a pintle capacity of 16,000 lbs., it offers a solid complement to most class 4 and class 5 trailer hitches (NOTE: Never exceed the ARB265Wt weight capacity of any towing component; i. e. the vehicle, hitch, trailer, etc). The pintle hook fits any lunette ring with a 2 1 2" or 3" inside eye diameter, while