The SIP 2.5 Ton Aluminium/Steel Low-Profile Trolley Jack uses a Quick-Lift system which raises saddle to the lifting point, safety bypass system to prevent overloading, and a large rubber pad. 2.5 Ton maximum weight capacity 95mm to 470mm lifting height range Extra low-profile design for lower cars Durable aluminium / steel construction Dual pump Quick-Lift system raises the saddle to the vehicle lifting point quickly Safety bypass system protects the jack from potential problems or overloading Extra large saddle with rubber pad 2-piece handle with rubber bumper Heavy-duty wheels and castors