F2 Twin Track JackIncludes Handle Hold-Up & Wheel Wedge Features, & Bolt-On Mounting Hardware for 3" x 3" & 3" x 4" FramesFulton&';s F2 is designed for use with marine, recreational and utility trailers, continues that Fulton heritage of innovation rethinking every feature and challenging industry conventions. The result is a reengineered high quality product that will transform the industry. It&';s so strong and reliable that Fulton is backing it with an unprecedented Limited Lifetime Warranty. Maintenance free - designed to eliminate the need for lubrication and maintenance. Corrosion resistant coatings cover internal and external components - will hold up in salt water and other harsh environments. Ergonomic design - crank, release pin and integrated wheel wedge are made of strong, engineered plastic for a comfortable touch. Stylish design - compliment your boat and customize your trailer&';s styling. Sealed and lubricated one-piece gearbox. WARNING: This product can expose you to chemicals including Chromium (hexavalent compounds) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov. Specifications: Operation Method: Manual Lift Capacity: 1600 lbs Box Dimensions: 7"H x 9"W x 29"L WT: 22.2 lbs UPC: 783192020543 .embed-container { position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; max-width: 100%; } .embed-container iframe, .embed-container object, .embed-container embed { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }