CURT Raw Steel Adjustable Pintle Hitch Lunette Ring 3-In ID, 12,000 lbs, 7-1/2-Inch Channel Height Model 48631CURT Raw Steel Adjustable Pintle Hitch Lunette Ring 3 In ID, 12,000 lbs, 7 1 2 Inch Channel Height Model 48631 In agriculture, construction and even military applications, pintle hitches are the trusted product of specialized towing. They are notorious for their high weight capacity and simple design. The basic pintle hitch is essentially a hook and loop, with the hook attached to the vehicle and the loop mounted on the trailer. Because of their