is 199.68 KB, has a resolution of 620x507 pixels and was uploaded on June 24, 2020 @ 8:31 am by user: denniin. It is filed under the tags: utility helicopter, composite material, steel, lamination, pipe. Click the blue button at the top to freely download: Helicopter Rotor Aerokopter AK1-3 Sanka Heli-Sport CH-7 Robinson R22 png.