Lenco's Electric Hatch Lifts are designed and built to meet the harsh demands of the marine industry. Built for power and duability using non-corrosive materials with an inline motor design, our hatch lifts are easy to install and will provide customers with years of trouble free performance. The inline motor design delivers over 500 lbs of force.• Retracted: 33"• Stroke: 20"• Volts: 12V DC• Extended Length: 53" Aluminum Tubing 12 Volt With Mounting Brackets, Stainless Steel Pull Pins, 2 Feet Leads, Deutsch Connectors | Electric Hatch Lift. 12 Volt, 20 Inch Stroke