That's one of the parts that hasn't been ported/migrated to ROS2 yet. It's definitely in the cards, we just haven't had time to do it. If you are up for it, contributions are welcome. --- [Visit Topic](https://discourse.ros.org/t/syncronized-callbacks-in-ros2/2015/2) 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: