Quantity   Component name
8 × MG90S Servo Basic cheap servo. Can be found at very low price.
4 × 1cm Round Force Sensitive Resistors Force Sensitive Resistors to sense ground force
1 × Teensy 3.5 IO and control
2 × TLC2272CP Op amp An op amp to amplify the load cell signal
1 × IMU (e.g. MPU6050, MPU9250, BMI160, BMA180 etc) The IMU is needed to establish the robot's pose