General characteristics * Crew: one or two pilots * Capacity: four, including pilot * Payload: 900 lb (408 kg) * Length: 21 ft 5 in (9.0 m) * Rotor diameter: 33 ft (10.1 m) * Tail rotor diameter: 4 ft 10 in (1.5 m) * Height: 10 ft 9 in (3.3 m) * Empty weight: … Continue reading Robinson R44 raven II