GoJak G6313. Features: Steel rollers, wider axles and two heavy-duty 5 in. diameter, and two heavy-duty 4 in. diameter, double-ball raceway casters. 5-degree offset pedal for additional foot-to-tire clearance. Under frame clearance is increased an additional 2-1/2 inches over the 5211, which is very useful when pulling cars up flatbed trucks.
