Folding coaxial helicopter limiting parameters is adapted for transportation in the trunk of the car, the power reserve of the order of 70-100 km.
4 фрилансеров(-а) в среднем готовы выполнить эту работу за $29000
I am an aerospace engineer with 4 years of experience. I have experience with aircraft design and development. I can design and make this helicopter for u. please contact me to discuss details.