http://video.google.com/videoplay?docid=6340998362093024519&q=antonio+banu elos&total=16&start=0&num=10&so=0&type=search&plin dex=4

Watch that, about 1/4 of the way....they start training.

A guy pulls these two strings back. they kinda look lik resistance bands.

What kind of machine is that?

First Answer is best answer if right