Panel mount RCA jack.
pack of 2, 12mm Hex wheel adapter for 6mm shaft
light-weight aluminum shaft adapters convert a typical motor output shaft into a 12 mm hex shaft that is compatible with many RC wheels.
This is a direct drive 4WD base Programmable robot kit that uses Nexus mecanum wheels. It is an Arduino robot platform for indoor robotics. It can vector in any direction. Includes a choice of Arduino for making a great Autonomous Robot.