Twin-rotor Helicopter on Technic Sphere from Sphere research

Get off to a flying start with the Twin-rotor Helicopter! Get your LEGO® Technic model building off to a flying start with the 2-in-1 Twin-rotor Helicopter. Featuring linked spinning rotors, an opening cargo door and cool rescue styling, this great model offers just the right level of challenge for first-time builders. It also has a turning front wheel for easy maneuvering on the ground. Rebuilds into a single-rotor helicopter. Features linked spinning rotors, turning front wheel, opening cargo door and a cool rescue-theme design Get familiar with the versatile Technic building elements Taxi along the ground, spin the rotors and take off Rotors are connected with gear wheels and spin together 2-in-1 model: rebuilds into a single-rotor helicopter Twin-rotor Helicopter measures 3” (8cm) high, 8” (22cm) long and 5” (13cm) wide  

Twin-rotor Helicopter Twin-rotor Helicopter Twin-rotor Helicopter