Hello Spoon Robotic arm final effector holder

This is a part for final effector in robotic arm.
The name of the arm is Hello Spoon, and it will be a feeder who reacts to voice commands.
It's focused to help people with reduced abilities.
Here you can see a video about project:

http://www.youtube.com/watch?v=d9rm7DQifSU

I'm from a small town from Mexico that's why I'm searching for your help to print this part, if you are from Mexico or from somewhere else I hope you can help I'll be grateful forever.

Thanks in advance.