Well, I guess that excludes present company 
I don't need to worry about it, since I prefer a 16" barrel. Tell it to the Army. They are the ones funding all of the R&D trying to squeeze performance out of their M4's.
The Israelis had a better solution. They use a 14.5" lightweight, 'A1' profile barrel. They just issue the tried and proven M193 with a 55gr cannelured bullet.
I don't need to worry about it, since I prefer a 16" barrel. Tell it to the Army. They are the ones funding all of the R&D trying to squeeze performance out of their M4's.
The Israelis had a better solution. They use a 14.5" lightweight, 'A1' profile barrel. They just issue the tried and proven M193 with a 55gr cannelured bullet.