Cause was a binary pistol/rifle powder charge on a reload. There was no barrel obstruction:
I’ll probably reload someday because I have quite a bit of brass. Stuff like this scares me though.
- More pics on AR15.com – HERE
- Source of thread – HERE (you need to be a member to see the pics here though)
Funny how he can just dust that ACOG off and put it on a new rifle. No surprise there though, you get what you pay for.
The shooter is apparently OK.