The CURT Combination Ball & Pintle Hooks fit lunette rings with 2 1/2 IN or 3 IN inside diameter eye. The ball is changeable with a hard chrome surface. There are three part numbers with trailer ball capacities of 6,000 lbs., 10,000 lbs. or 12,000 lbs.
The Receiver Mount Combo Ball & Pintle Hook is made for 2 IN x 2 IN receiver tubes and fits lunette rings with 2 1/2 IN or 3 IN inside diameter eye. There are two part numbers, both with 16,000 lbs pintle capacity, one having ball capacity of 12,000 and one with ball capacity of 10,000. Choose from 2 5/16 IN or 2 IN ball size.