|Slingshot launcher|18 feet of track|</br>Silver coaster car|Ages 9+|</br></br>Product Description</br></br>Get ready for a gravity defying adventure with the Crossfire Chaos Roller Coaster Building Set! Build with over 500 K'NEX pieces like rods?? connectors and track. Use the rubber band powered sling-shot launcher to send the silver coaster car twisting and turning through over 18 feet of swirling?? non-stop action! Plus?? download exclusive instructions to build an incredible 2nd roller coaster! All K'NEX rods and connectors are made in the USA! Ages 9+.</br>