Amazon.com: The perseids DIY Robot Smart Car Chassis Kit with Speed Encoder, 2 Wheels and and Battery Box for Arduino/Microbit/Raspberry Pi (2 Wheels) : Toys & Games
Empty Chassis - Geweke Ford Commercial Truck & Fleet Sales
Plastic Chassis Boxes – MarVac Electronics
Chassis Box - Hammond, Aluminum, 10" x 5" x 3" | Amplified Parts
Amazon.com: YIKESHU 2WD Smart Robot Car Chassis Kit with Speed Encoder Battery Box 2 Wheels Arduino Microbit Raspberry Pi DIY Toy Adult Age 16+ : Toys & Games
Chassis Box - Hammond, Aluminum, 12" x 7" x 3" | CE Distribution