2A Armament | AR-15 Barrel | 556NATO | 16" Nitride |1:8 Twist | 1/2" x 28 Thread Pitch | Mid-length Gas System | 2A-C556L16PB-1

2A Armament is proud to offer our own branded lightweight pencil barrel.  These barrels are manufactured in the USA and are the same barrels that ship with the BLR-16 rifle.

Features and Specs:

• 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