Simple Camera Gimbal
3D printed Version of the Super Simple Gimbal posted in this thread: http://www.rcgroups.com/forums/showthread.php?t=1793759
It uses a simple click system for servoarm attachment and ball joints for the force transmission. The camera plate is connected over an Cardan-Joint. The Cardan-Joint uses two small 1mm metal pins/nails for the joint.
Here is a short video of the first test: http://www.youtube.com/watch?v=HOOIcydeqQc