System 3 Off-Road SB-6 Beadlock Wheel 15x7 4/156 5+2 (+38mm) Gunmetal Grey - American Moto Tire
Amazon.com: SB New Motorshield for Raspberry Pi 3,2,1 and Zero This Expansion Board can Control up to 4 Motors or 2 Stepper Motor, 2 IR sensors and a Single ultrasonic Sensor. : Electronics