Life range from 5" to 12""Maximum lifting capacity - 2 tons.Roating jack pad for improved contact and stability.Wide steel wheels and positioning support.Rear swivel wheels make positioning easier. Removable handle makes for easy transporation and storage. ⚠ WARNING: This product can expose you to LEAD, which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.