2500kg Maximum loading. Heavy-duty, lightweight unit made from high tech steel alloy. Supplied with one pair of yokes that will cover 90 of the car market. Safety yokes, with polyurethane inserts for improved grip, are carefully shaped to prevent the coil spring from bowing. Yoke brackets are adjustable to suit all types of springs, including conical. 1/2Sq drive for direct use with most air wrenches.