American Forge & Foundry Bottle Jack, 4 Ton, Super Duty

Widely used in heavy duty truck, agriculture, mining, and oil field applications. constructed of high-grade steel and built to exacting standards. fully welded cylinder for maximum strength. forged base for extra durability and leak free operation. extension screw provides adjustment for maximum height. oil by-pass system provides overload protection. meets asme / pase 2014. 1 year limited warranty.