The Hi-Lift HL-485 All-Cast 48" Jack is the only all-cast jack manufactured in the world today. The Hi-Lift casting jack is manufactured from high yield and tensile strength iron castings, the same durable metal that has been used for over 100 years.• All-cast construction• 7000-lb. tested capacity• 4660-lb. rated capacity• 48" high 7000-lb. tested capacity 4660-lb. rated capacity 48"" high | Hi-Lift Jack Hi-Lift HL-485 All-Cast 48" Jack