[N_Force]

thanks. I did read this, and I think they modified with one of the cylinder gas tank in it. that would be so expensive to buy try. What I wanted is mod the Marui internal into magpul. Thanks anyway!

Originally Posted by mr_nuts31

I did see E-Hobby pulling it off with this:
http://shop.ehobbyasia.com/eac-marui...l#.U8WOTPldWls

Hope this helps a bit.