Curt Multi-Ball Mount with Hook (2" Solid Shank, 1-7/8", 2" & 2-5/16" Chrome Balls) #45675Features three welded trailer balls and a tow hook on a solid shank Allows for quick switching between trailer ball sizes Tow hook perfect for vehicle recovery towing applications Mounts on trailer hitches with a 2" x 2" receiver tube opening Fits 1 7 8", 2" or 2 5 16" couplers Tow hook limited to trailer hitch capacity Permanently attached trailer balls cannot be loosened or stolen Shank constructed from solid steel for optimum strength Shank