▁the ▁United ▁States ▁with ▁the ▁Federal ▁A viation ▁Administration . ▁ ▁Vari ants ▁A ero Can ard ▁F G ▁Version ▁with ▁fixed ▁main ▁landing ▁g ear ▁and ▁ret ract able ▁nose ▁wheel . ▁The ▁estimated ▁time ▁to ▁build ▁this ▁model ▁is ▁ 1 4 0 0 ▁hours . ▁E igh teen ▁had ▁been ▁reported ▁as ▁completed ▁and ▁flow n ▁by ▁the ▁end ▁of ▁ 2 0 1 1 . ▁A ero Can ard ▁R G ▁Version ▁with ▁fully ▁ret ract able ▁landing ▁g ear . ▁The ▁estimated ▁time ▁to ▁build ▁this ▁model ▁is ▁ 1 7 0 0 ▁hours . ▁Three ▁had ▁been ▁reported ▁as ▁completed ▁and ▁flow n ▁by ▁the ▁end ▁of ▁ 2 0 1 1 . ▁A ero Can ard ▁S B ▁Version ▁with ▁fixed ▁main ▁landing ▁g ear , ▁ret ract able ▁nose ▁wheel ▁with ▁a ▁" small er ▁body " ▁width ▁at ▁the ▁front ▁seats . ▁The ▁estimated ▁time ▁to ▁build ▁this ▁model ▁is ▁ 1 5 0 0 ▁hours . ▁Two ▁had ▁been ▁reported ▁as ▁completed ▁and ▁flow n ▁by ▁the ▁end ▁of ▁ 2 0 1 1 . ▁A ero Can ard ▁S X ▁Version ▁with ▁fixed ▁main ▁landing ▁g ear ▁and ▁ret ract able ▁nose ▁wheel . ▁The ▁estimated ▁time ▁to ▁build ▁this ▁model ▁is ▁ 1 4 0 0 ▁hours . ▁One ▁had ▁been ▁reported ▁as ▁completed ▁and ▁flow n ▁by ▁the ▁end ▁of ▁ 2 0 1 1 . ▁ ▁Spec ifications ▁( A ero Can ard ▁R G ) ▁ ▁References ▁