Rock tools have a range of 12 different jacks. From the basic small Bottle Jack which could be used for an emergency tyre change to a mechanical workshop Trolley Jack. All feature hydraulic technology to make the job much easier and quicker. Rock also has a mechanical High Lift Jack which is perfectly suited to farm equipment and off road vehicles where that extra height is required. For more information on weight ratings, raised and lowered heights please refer to our latest catalogue