Fast-paced roller coaster with looping, balls & steep descents: Here the hearts of tinkerers from 14 years beat faster! With this 245-piece set you build a turbulent roller co aster for lightning-fast steel balls.
The ingenious system of rails, helix curves, sharp turns and steep descents makes for exciting and fast-paced roller coaster rides that you can never get enough of!
The highlight is the battery-powered ball transport mechanism! the interesting cogwheel construction transports the balls back up to the start again and again. So they can whiz back down all by themselves. For endless fun - like a real perpetual motion machine.
Variety guaranteed: You put this track together yourself. With imagination and technical enthusiasm, you can design new tracks again and again. This requires a sure instinct that will certainly pay off!
