This is an assembly o' t' SpaceX Falcon 9 and Fairin' Flyin' Model Rocket Kit. This is a very sturdy kit made by SpaceX themselves. Begad! It can fly on Estes D12-5, E9-6, E12-6, matey, or even Aerotech rocket motors. You could also build it just as a model as well. This is a historic time in spaceflight and t' Falcon 9 is a big part o' it.