AR-15 16" Heavy Barrel, 5.56 NATO, 1:7, Stainless

This is a premium grade 16" Stainless AR-15 Heavy Barrel from an established U.S. Contractor.
These premium barrels are renowned for their deep, crisp, and consistent rifling and extreme accuracy.
When it comes to AR-15 barrels these beauties are the granddaddy of them all.

1 in 7 twist, heavy barrel, gas port drilled and set up for carbine length gas system
and threaded for any standard AR-15 compensator. .750 gas block size and .070 gas port diameter

Barrel Extension in rear with feed ramps ready to install into any standard AR receiver.

Barrel is chambered as .5.56 NATO therefore properly chambering either commercial .223 Remington or 5.56 Nato rounds.

1 in 7 twist rate 

What a deal.......

Each Parkerized Barrel  starts with 4140 Gun Barrel quality steel. Heat Treated and Stress Relieved to a hardness of Rockwell C 28-32. Or they use the 416 Gun Quality Stainless Steel for our Stainless Steel Barrels.

Barrels are produced on CNC equipment to completely machine the barrel. We drill, ream, rifle, turn, chamber ream, pin the Barrel Extension, drill the gas hole, and mill the flutes, all on late model CNC Equipment. There are 20 CNC machines in the Barrel Department, plus CMMs, in the lab. The Barrels are manufactured under the ISO 9002 Quality System, and go through a Final Inspection before shipping.