Quantity   Component name
4 × CMC v1.2 Compact Motor Controller
4 × DC-Micromotors 1624006 DC Motor w/ 141:1 gearbox and 12 cnt/rev encoder
4 × STM32F030XX ST Microcontroller - LQFP32 - 32KB Flash
4 × DRV8839 Power Management ICs / Motion, Motor and Servo Control