Fulton 1413040134 F2 Wide Track Trailer Tongue Jack Maintenance free - designed to eliminate the need for lubrication and maintenance Corrosion resistant coatings cover internal and external components - will hold up in harsh environments Ergonomic design - crank, release pin and integrated wheel wedge are made of strong, engineered plastic for a comfortable touch Wide track wheel design with 1600 pounds capacity, 10 inch screw travel, 8 inch mount travel Limited lifetime warranty