04-24-2015, 05:56 PM
keystone183 Wrote:I really like these. Putting together another with this upper. But, you may want a shell deflector? If not, these are very thick walled and hard to beat....
http://www.midwayusa.com/product/138383/...-top-matte
I'm a lefty, so I wouldn't want a receiver w/o the bump-out. I was just doing some reading on the M-16 history and it was stated that they added the bump-out, so lefties don't get hit with hot brass.

