Alltrade 640912 Black 3 Ton,All-in-One Bottle Jack Dimensions: 9.75"L x 9.75"W x 12.25"H. Patented design combines jack stand and bottle jack in one unit Safety bar locks unit at desired height. This jack is for trucks and off road type vehicles Portable jack designed to safely Lift and hold both Regular and unibody cars and trucks Highly durable. Wide steel base for stability under load. Height range is 11 inch to 21 inch, but its default lift range is 11 to 17.25 inch, it can be raised to 21 inch if adjusted manually Strong safety bar keeps jack from lowering once it has been raised to maximum height