If you want a great resource for building a current C8A2, this is a great page to check out;
http://www.casr.ca/101-rifle-c8fthb-carbine.htm
It's as authoritive a resource as you'll find on the public internet, period. Please please please pay special attention to the lack of a thermold mag!
KOS, you'll be seeing alot more of them, the M320 grenade launcher is being fielded to the 82nd airborne.
http://strikehold.wordpress.com/2009...nade-launcher/