I saw this contraption on Ebay. Has anyone used a Sky King Calf Isolator? It is supposedly for increasing a basketball player's vertical leap. I can see good weight training uses for it since it applies 1000lbs of resistance. Opinions anyone?
http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=1847741330
http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=1847741330