Name of feat-attached springs

[b4u]

Hi,

This is a quick question:

Zurich Add


In the video start, what is the name of those feat-attached springs?

I wanna buy a pair of those ...


Thanks

 

[rivan]

You mean "feet"?

 

[rivan]

And 30 seconds with Google.

 

[KLin]

http://www.youtube.com/watch?v=Za7YDmegvKk

Impressive.

 

[b4u]

Thanks