Thanks guys, I didn't know about that 7.4v lipo that is something new.
I think you guys have convinced me to go the cheapbatterypacks.com route.
As you posted earlier, if this fits in my hand guard that would be awesome!
http://eliteairsoftbatteries.com/pro...tery-pack.aspx
I can also select deans connectors and find out what the hype is about the "elite" cells.