found my old wrist roller today, haven't used it in over a year. Its sooooo easy for the first 30 seconds then it burns!
and don't let the weight fall down. roll all the way up, all the way down, repeat. Anybody use these???
Get Stronger Forearms with a Homemade Wrist Roller! | Davey Wavey Fitness
Here's a hardcore version
http://www.home-gym-bodybuilding.com...exerciser.html