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Description
Enjoy exciting thrills with your child as you and he or she use this K'NEX Vertical Viper 12435 set to build a roller coaster for a small-scale amusement park experience. The motorized chain lift offers a realistic touch.
Features
Lets your child build a high-speed roller coaster
For a small-scale amusement park experience in your home.
More than 300 K'NEX pieces
Include a variety of rods and connectors to help simplify the construction process.
Motorized chain lift
Emulates realistic operation (motor requires 2 AA batteries, not included).
