Build a shocking roller coaster. Built model measures 3’ tall x 5’ long. Thrill Ride logo. Build a shocking coaster just like you remember with the Thunderbolt Strike Roller Coaster Building Set from K’NEX! You can use the over 850 all-classic K"NEX parts and pieces including rods, connectors, and original tube style track to create a motorized storm that sends the two coaster cars and two K"NEXmen figures hurtling through over 17 feet of heart-pounding excitement! Built model measures 3 feet tall and 5 feet long and all K"NEX rods and connectors are made in the USA. Packaged in iconic suitcase box. Ages 9 and up. Create Your Own Amusement Park K’NEX encourages kids to imagine, build and play, with an exciting color-coded system of rods, connectors and bricks that teaches valuable design and engineering principles while kids are having fun creating fantastic models! The K’NEX Thrill Rides line allows children to build an entire theme park in their room – heart-pounding roller coasters, majestic Ferris Wheels, and more come to life before their eyes. K’NEX is building worlds kids love, and we invite you to come along for the ride. Made in the USA Over the past 20 years, K’NEX has become America’s Building Toy Company with all of our bricks, rods and connectors made in Pennsylvania at, its sister company, The Rodon Group’s manufacturing facility. K’NEX and Rodon proudly remain family owned and operated. At a time when most toys are made overseas we are committed to manufacturing as many parts in the United States as possible. You"ll be happy to know that every rod and connector in this building set is made in the USA. A Classic Building Experience This set contains all full-scale (or “classic”) K’NEX pieces – the same kind that inventor Joel Glickman came up with as he was fiddling with straws at a wedding reception almost 25 years ago. All K’NEX parts and pieces are guaranteed for a lifetime of fun – we want to be around for amazing building experiences with your kids and theirs. What"s in the Box?869 K’NEX piecesRods, Connectors, Cross-ties, Tube Track, and Chain LinksCoaster CarsK’NEXmen figuresMotorFull-Color InstructionsRequires 2AA Batteries (not included)