Product details:

MMJ-3 This Mechanical Machinery Jack has a selflocking, anti-kickback operating lever that reduces injuries, and is good for use in repairing vehicles, lifting trucks, railway maintenance. It's compact design with collapsible lever offers easy operation and simple maintenance. Has an uniform capacity of 1-1/2 tons with a lowered height of 23-5/8 inches, raised height of 35-7/16 inches, travel is 11-13/16 inches. Force required to lift maximum load is 63 pounds which is controllable. Folding handle, two carrying handles and a large base plate are standard features. No seals to leak, and will not drift down even after an extended period of time.