AC Air / Hydraulic Forklift Jack • 4 Ton on the Scissors and 5 Ton on the Cylinder • Scissors Have a Low Height of 2.16" and Maximum Height of 17.9" • Cylinder has a Low Height of 16.14" and a Maximum Height of 28.75" • Foldable Which Makes it Convenient for Service Trucks • Wide and Robust Frame Made of High-Strength Steel • Built-In Safety Overload Valve