When you're looking for quality, look to Hein Werner. The quality is top notch and the US engineering is why nobody can beat them.
This truck air jack model includes sizable rubber wheels on a sturdy steel hub for optimum mobility and a reliable safety valve that prevents overloading. Speedy air cylinder gets you up in a jiffy. Need a little more lifting height? No problem. Just utilize the handy extension screw to provide infinite adjustment to an additional 2.5 inches. Traditional bottle jack cylinder mounted on a strury steel frame will provide every bit of dutability you need to get the job done.