Here's a little system of weights and pulleys and some simple plumbing parts I put together in my basement. The laods will be light to keepo the movents quick. Right now there's about 10lb on there to work left hooks. The connection also moves up and down depending on what you want to work.
[img width=466 height=700]http://www.freewebs.com/mjmpainting/pulleys.jpg[/img]