Those AR 15 are restricted ?
Those AR 15 are restricted ?
Barrel twist on the 20"? M4 feed ramps?
"Instead of 'sewer,' I propose 'Trudeau.' Both terms describe massive deposits of human filth, and no person who knows what these terms describe would ever want to live under either one." ~Doc M
Originally Posted by cobalt545
For the guys that purchased the 9mm upper, the thread size for a muzzle device is 1/2" x 36 TPI.
Would like to know the twist rate if possible. I just bought the last 16" with the A2 front sight.