Transporting your boat or utility trailer is easy with the Pro Series Towing 1,000-Pound Bolt-On Marine Trailer Jack. This trailer jack can be attached to your marine or utility trailer for easy parking and moving of your recreational vehicle. This marine jack bolts onto most 3- by 5-inch trailer frames. The necessary hardware needed for installation is included. This marine trailer jack sports a 1,000-pound lift capacity, making it great for light to medium-duty marine and utility applications. Built reliably, this wheeled trailer jack is made of sturdy materials with a steel body and zinc plating. The zinc plating protects your utility jack from corrosion. This marine jack also features a sturdy, 6-inch poly wheel, 3/8-inch swivel pull pin, and sidewind-style handle. With 10 inches of travel, 13-inch retracted length, and 23-inch extended length, this swivel jack can be used with many boats and trailer. Dependably move your boats and recreational vehicles with help from the Pro Series Towing 1,000-Pound Bolt-On Marine Trailer Jack.