Expansion Wave Section Set for Mini 4WD Japan Cup Junior Circuit (White, 4 pieces)The Expansion Wave Section Set for Mini 4WD is a must have for any racing enthusiast. Designed for the Japan Cup Junior Circuit, this set includes four pieces that let you create unique racing layouts. Assembling your circuit is part of the fun, allowing you to experiment with different configurations and see how your Mini 4WD cars perform. Whether you're racing against friends or just enjoying some solo runs, this set adds new challenges to your