Available in either a 12-volt electric/hydraulic or full hydraulic configuration, the 4420 telescopic service crane has a 16,000-ft.lb. capacity and can lift a maximum of 4,000 pounds at 4 feet. It uses a planetary winch system with a hydraulic/mechanical brake system. The unit has a 25-foot/minute single line winch speed and a maximum reach of 20 feet from the centerline of the crane.