The Dynamixel AX-12A Smart Serial Servo from Robotis is the most advanced actuator on the market in this price range and has become the defacto standard for the next generation of hobby robotics. The Robotis AX servo product line features a simple, and robust, TTL level communication protocol. Over a single TTL signal line you can daisy chain several servos and position of several servos independently and read back their positions.
Servo / Sensor cables for Dynamixel Servos. Set of 25. Made by Robotis.
The Dynamixel AX-18A Smart Serial Servo from Robotis is a step up from the AX-12A servo providing twice the speed and 15% more torque. The AX-18A has additional feedback information such as speed, temperature, position and load.
These are 4" inch diameter Mecanum wheels with custom shafts, lock collars, and bearings.
A ready to ship prebuilt tracked robot. It features IG42 122RPM Gear motors. Controller, battery, and charger included.