ok so katana450 is not much beneficial. I avoid it. May I know if someone precisely used arm with ROS or some tutorial? -- View this message in context: http://ros-users.122217.n3.nabble.com/Is-pr2-arm-navigation-actions-package-used-for-all-arms-tp1877170p1878449.html Sent from the ROS-Users mailing list archive at Nabble.com.