This scissor jack is crafted of the highest quality materials and is built to last. It has a total weight of about 4.1 lbs. (1860 g) and opens to a maximum height of 11". It has a Dynamic Load of 15.4lbs (7kg) and static strength of 66lbs (30kg). Its surface area is a spacious but manageable 6.5" x 5" (16.5x13cm). Also available in 3" x 2.8" platform size (SSJCT10) and 8" x 8" platform size (SSJCT30)