gunrunner
New MK12 Mod 0 Fan
This a guy shooting an AR-15 .223 DPMS super bullbarrel 24". Lobbing them 860yrds at a tiny ispca target. Pretty cool. Watch it in High quality if you can and elarge the video to fit your screen. You will be able to see the vapor trail trace, its awesome video.
http://www.youtube.com/watch?v=7B9NkQldeu0
http://www.youtube.com/watch?v=7B9NkQldeu0