▁The ▁structure ▁is ▁a ▁complex ▁composite ▁of ▁carbon , ▁ar am id ▁and ▁poly eth yl ene ▁fib re ▁rein for ced ▁pl astic . ▁ ▁The ▁wings ▁have ▁p neum atic ▁tur bul ators . ▁ ▁Of ▁the ▁AS H   2 6 s ▁sold , ▁over ▁ 9 0 % ▁are ▁the ▁self - launch ing ▁version , ▁the ▁AS H   2 6   E ; ▁the ▁engine ▁being ▁a ▁liquid ▁co o led ▁Diam ond ▁( now ▁Aust ro ▁Engine ) ▁A E 5 0 R ▁W ank el ▁rot ary ▁engine . ▁ ▁Vari ants ▁AS H ▁ 2 6 ▁Production ▁variant ▁with ▁ 1 8 - met re ▁wings pan . ▁AS H ▁ 2 6 ▁E ▁Production ▁variant , ▁self ▁launch ing ▁util ising ▁the ▁ 3 7   k W ▁( 5 0   hp ) ▁A E 5 0 R ▁engine . ▁ ▁Spec ifications ▁( ASH ▁ 2 6 ▁E ) ▁ ▁References ▁ ▁Further ▁reading ▁ ▁External ▁links ▁ ▁Alexander ▁Sch leich er ▁GmbH ▁& ▁Co ▁S ail plane ▁Directory ▁ ▁Category : 1 9 9 0 s ▁German ▁sail plan es ▁Category : Sch leich er ▁aircraft ▁Category : G l ider ▁aircraft ▁Category : T - tail ▁aircraft ▁Category : Should er - wing ▁aircraft ▁Category : A ircraft ▁first ▁flow n ▁in ▁ 1 9 9 3 <0x0A> </s> ▁George ▁Gem m ell ▁( 1 8 8 9 ▁- ▁ 2 5 ▁January ▁ 1 9 6 5 )