2" Hitch Rise / Drop Adapter Extension will raise or lower 4. 5" Great for hitch mounted products like cargo carriers & bike racks. 2" to 2" Towing Hitch Rise & Drop Adapter Extension * Extends 2" Class III/IV hitch receivers for towing and accessory racks * 4-1/2" rise or drop depending on orientation * 500 lb. Tongue weight / 5,000 lb. towing capacity * 6-3/4" pin hole extension distance * Heavy duty steel construction with a black powder-coat finish