anybody buy/try these heads?

With a name like Prostar, it has to be crap.

EQ FTW
Feed back 99.6% with over 25k left. That's actually really good, when you think of how many goofy people shop the net. They also responded to every negative feedback left (the few that there were). And most of them weren't for the "NEW" heads, but remanufactured heads.