Quote Originally Posted by Atomic View Post
I think the AR-15 would be pretty sweet in .308. Do they make these? What are your thoughts on them?
They make them in all kinds of calibers. .308 is a popular one and is actually being adopted by some US Special forces.

Some other popular ones are 6.8 SPC, .458 SOCOM, and .50 BEOWULF. You can also get them in a few pistol calibers like 9 mm and .40 S&W.