Weight Distribution Hitch Sway Control Ball Mount; For Use With 2 x 3 Inch A Frame Trailers; Clamp On; May Be Used On Right or Left Side Clamp-on Sway Control Adapter Bolt-together adapter with no-weld installation prevents damage to wiring enclosed in framework. May be used on right or left side of 2 x 3 Inch A-frame trailers. Compatibility : 2 X 3 Inch A Frame Trailers Mounting Style : Clamp-On Mounting Location : Trailer Frames Color : Black Includes Ball : Yes