▁US ▁Pent agon ▁sources , ▁the ▁miss ile ▁profile ▁of ▁the ▁Se j il ▁closely ▁matches ▁those ▁of ▁the ▁Ash ura ▁( G h adr - 1 1 0 ) ▁and ▁the ▁Sam en . ▁The ▁last ▁test ▁flight ▁occurred ▁in ▁ 2 0 1 1 . ▁ ▁Design ▁ ▁According ▁to ▁Jane ' s ▁Information ▁Group , ▁details ▁of ▁the ▁design ▁other ▁than ▁the ▁number ▁of ▁stages ▁and ▁that ▁it ▁uses ▁solid ▁fuel ▁have ▁not ▁been ▁released . ▁ ▁U zi ▁Rub in , ▁former ▁director ▁of ▁Israel ' s ▁Ball istic ▁Miss ile ▁Def ense ▁Organ ization , ▁indicated ▁that , ▁" Un like ▁other ▁Iran ian ▁miss iles , ▁the ▁S aj il ▁be ars ▁no ▁res embl ance ▁to ▁any ▁North ▁Korean , ▁Russian , ▁Chinese ▁or ▁Pak ist ani ▁( miss ile ▁technology ). ▁It ▁demonstr ates ▁a ▁significant ▁le ap ▁in ▁Iran ' s ▁miss ile ▁capabilities ." ▁Rub in ▁went ▁on ▁to ▁state ▁that ▁the ▁Se j il - 1 ▁" ▁... ▁places ▁Iran ▁in ▁the ▁real m ▁of ▁multiple - stage ▁miss iles , ▁which ▁means ▁that ▁they ▁are ▁on ▁the ▁way ▁to ▁having ▁inter cont inental ▁ball istic ▁miss ile ▁( IC B M ) ▁capabilities ▁... " ▁ ▁The ▁miss ile ▁util izes ▁composite ▁solid ▁fuel ▁and ▁unlike ▁the ▁Shah ab - 3 ▁medium - range ▁ball istic ▁miss ile ▁( MR B M ), ▁which ▁is ▁launched ▁only ▁vert ically , ▁the ▁Se j il ▁could ▁be ▁launched ▁at ▁a ▁variable ▁angle