Description
416-R Stainless Steel with QPQ Nitride finish
5.56 Caliber
mid-length gas system, .078″ diameter gas port
.625″ gas block diameter, 1.1″ gas block journal length
1 in 8 twist
1/2-28 threads on muzzle
M4 barrel extension
11 deg target crown
Magnetic Particle Inspected
Weight – 1 lb 3.1 oz