K'nex / Mecha strike roller coaster building set, 18515, 577 pcs, 9-14 years

Protector of the universe, Mecha Strike is a mighty coaster ready for any builder! You can have fun with over 575 K'NEX parts and pieces including rods, connectors, and track to create this motorized snake theme roller coaster with over 18 feet of track. For more fun, download instructions for a second unique roller coaster build. Models can be built one at a time. Recommended builders 9 and older. Requires 2 "AA" batteries which are not included. - Includes over 575 K'NEX parts and pieces - Motorized chain lift - Coaster stands over 2 feet high - Snake mechanical graphics included - Suitable for age 9+