Z-Lock Pin

[Dark Ranger]

When I bought my Automag RT (used) it arrived with a broken z-lock pin. Anyone have a good idea on how to get the broken one out so I can put a new one in?

I have added a link to a picture of it below.

My Automag RT Classic Valve (http://www.wilcowski.com/images/Paintball/MyRTValve.jpg)