Look another AR-15! Yes indeed, it’s another AR-15. This time from Barrett, manufacturers of big fifties and keepers of at least one LAPD .50. While well known for their big bore boomsticks, Barrett has had a good deal of success with their REC7 line of piston driven AR-15s over the last few years. Sensing that not everyone is sold on the idea of a long stroke gas gun, Barrett has introduced a direct impingement version for 2016 . . .