The Mini "A" Heli! Is a mini engine powered "competition ready helicopter recovery" rocket commonly described as a 'Rotoroc'. A Rotoroc uses the principle of auto-gyration for it's recovery method where blades deploy at apogee and begin to rotate automatically, causing lift. A great building challenge for the model rocketeer!
Recommended Engines: A10-3T
Projected Max Altitude: 122 m (400 ft.)
Recovery System: Blades
Length: 17 in. (43.2 cm)
Rotor: 24.2 in. (61.5 cm)
Diameter: 0.54 in. (14 mm)
Estimated Weight: .65 oz. (18.4 g)
Estimated Assembly Time: 5 Hours (painting and glue drying time not included)
Fin Materials: Laser cut wood
Launch Rod Size: 3mm (1/8")