Set of 4 roll pins. We often use these with our #25 sprockets to mount them to the motor shaft.
Use these roll pins to fix sprockets to a shaft and keep them locked in place.
This is a direct drive 4WD programmable Arduino robot platform for indoor robotics. Using 4 Nexus mecanum wheels, it can vector in any direction.
Ultrasonic Module HC-SR04 Distance Measuring Transducer Sensor.