4 Ton(8000 lb) 4.5"- 20" Lift Heavy Duty Steel Garage Hydraulic Floor Jack Blue. The jacks work in accordance with the hydraulic principle. Our jacks feature compactness, small body, light and weight portability. They are useful tools for automobiles. 1 x Garage Jack (4 TON). Lightweight Design & Heavy Duty Performance. Heavy Duty Steel Construction Provides Rigidity and Stability. 4 ton (8,000 lb) Capacity with a Min. Lifting Height of 4.5 and a Max. Dual Piston Pump Allows you to Easily Lift the Jack up to Desired Height. Designed with Large Steel Casters and 360-Degree ...