UGEARS Models 70257 - Ugears NASA Saturn VUGEARS 70257 NASA Saturn V Assemble me. Explore the iconic rocket! Model size: 10x66. 5x14. 6cm Package size: 37. 3x17x5cm Number of components: 500 Estimated time of assembly: 7 hours Level: Advanced NASA's Saturn V rocket holds records as the tallest, most powerful, and heaviest payload launch vehicle ever built, and is the only rocket to have carried humans beyond low Earth orbit. There were thirteen successful missions using Saturn V rockets: the