Our West Marine 1200 lb. Swivel Mount Trailer Jack raisesand lowers your trailer 35% faster than conventional jacks.The West Marine 1200 lb. Swivel Mount Marine Jack is designed for use with marine and utility trailers. West Marine tongue jacks are time tested and application proven. Bolt-thru swivel mounts are made from heavy-gauge steel stampings and deliver minimal deflection and maximum support.Key Features High-performance corrosion- and UV-resistant finish is made to a "600 hour" standard to deliver maximum corrosion resistance when your jack is used in salt water environmentsDual 6" wheels to carry heavy loadsRaisesand lowers your trailer 35% faster than conventional jacksAll mounts fit up to a 3" X 5" trailer frame Includes all necessary mounting hardware 10" travel Ergonomic Soft Touch Handle for comfortable operationFive-year limited warranty