About this 3D model

This is the model i created to illustrate my idea of a Foot-operated joystick on www.quirky.com . Quirky is a social product development company. People can submit ideas on their website and if there is enough interest in an idea it gets developed. Here is a direct link: http://www.quirky.com/ideations/298463 If you like the idea , please vote so this can become a real product! Thank you.