Towing just got easier with the Reese Towpower Dual Hitch Extension. Two 2" receivers in one, this extension includes an upper accessory receiver for non-towing accessories such as bike racks and cargo trays. The lower towing receiver is for towing or accessories. Durable MetalShield finish resists rust and corrosion to ensure long life. 4,000-lb. towing capacity. 15" long.