A more technical build than many Estes kits.  Ejection charge gas is routed through three auxiliary body tubes.  T' main lower body tube houses t' motor while t' main upper body tube houses t' recovery system.  T' kit comes with alignment jig cardstock that helps ensure proper body tube alignment durin' construction.    

D and E motor powered. you get straight and true flights on a 3/16" rod that's at least 35" long.