http://grabcad.com/library/m16-cnc-ready-billet-upper-and-lower-receivers-combo
B Blackhawk Active User Registered Joined Oct 20, 2012 Messages 255 Dec 24, 2012 #1 http://grabcad.com/library/m16-cnc-ready-billet-upper-and-lower-receivers-combo
I igluit4u Active User Registered Joined Jun 8, 2011 Messages 35 Dec 30, 2012 #2 I was looking at that lower on GrabCAD recently and started to drool on my keyboard.. lol
B Blackhawk Active User Registered Joined Oct 20, 2012 Messages 255 Dec 31, 2012 #3 its on my bucket list
