Hi RoboLady. For the Turtlebot 3, you may be able to purchase individual parts (look at the bottom of the page): http://www.robotis.us/turtlebot-3/ For the Turtlebot 2, you can purchase individual parts from the Dabit Industries website: https://dabitindustries.com/ --- [Visit Topic](https://discourse.ros.org/t/buying-a-second-hand-turtlebot-or-affordable-mobile-platform/3801/2) or reply to this email to respond. If you do not want to receive messages from ros-users please use the unsubscribe link below. If you use the one above, you will stop all of ros-users from receiving updates. ______________________________________________________________________________ ros-users mailing list ros-users@lists.ros.org http://lists.ros.org/mailman/listinfo/ros-users Unsubscribe: