Amazon.com: LEGO Technic Formula E Porsche 99X Electric 42137 Set - Pull Back Toy Champion Race Car Model Building Kit with Immersive AR App Play, Gifts for Kids, Boys & Girls, Adults :
Amazon.com: LEGO Technic 42010 Off-Road Racer : Toys & Games
Amazon.com: LEGO Technic 42010 Off-Road Racer : Toys & Games
LEGO 42010 Technic BLUE Pull-Back Car (Complete) + RED Pull-Back Car | eBay