Estes tandem x e2x skill 1 rocket launch set estes d es1469 with the estes tandem x model launch set you get two rockets for the price of one this exceptional set features two extreme high performance rockets with a launch system so whether you are new to rockets or a seasoned veteran a tandem launch can be an unforgettable experience the easy to assemble amazon towers almost three feet high with a tiger striped body tube precoloured plastic nose cone and fins and self stick decals t