I was looking at the Poison Spyder Rocker Guards that you showed. Go to their website and look at the pics they have. From the top view it seems to stick out a hell of a lot. I like them better than the a to z but I don't know if I like that version. They've got two different ones. Check them out.
"Pain is temporary. It may last a minute, or an hour, or a day, or a year, but eventually it will subside and something else will take its place. If you quit, however, it lasts forever." -Lance Armstrong.