Lego Technic Robotic Arm Testing 3 Now with elbow
Testing Lego Technic Robotic Arm. New elbow design this video is just the testing from the elbow up the rest of the Arm has not been built yet. 4 Lego battery boxes and 2 lego crane wights are used as counter Balance. for more info visit http://sites.google.com/site/firky201...