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Jacob Grey 16” 5.56 Govt. Style Barrel




Caliber: 5.56 NATO / .223 Rem.

Profile: Government

Finish: QPQ Nitride

Gas Placement: Mid-Length

Gas Seat: 0.750″

Twist Rate: 1:7

Weight: 28 oz.

Material: 4150 Chrome Moly Vanadium Steel

M4 Feed Ramps: Yes

Muzzle Thread Pattern: 1/2”-28


AR-15 upper receivers



Made from high-quality 4150 CMV steel barrel blanks

All Jacob Grey barrels are guaranteed to give sub Minute of Angle (MOA) accuracy with match grade ammunition (By Manufacturer)

High pressure tested (HPT) and Magnetic particle Inspection (MPI)

Coated with QPQ corrosion resistant finish

*A barrel that is shorter than 16″ is only for use on a pistol configuration firearm or a NFA registered Short-Barreled Rifle (SBR). All NFA laws apply!


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Every AR-15 build is different. Depending on what your intended purpose for a particular rifle will be, you might want a lightweight, short or sculpted barrel of some sort. If your next build is a practical undertaking and you’re looking for a for a barrel with a little more substance. On the other hand, if

you’d like to build a sleeper, a rifle that you can take out there without drawing too much attention and outshoot the entire range, you might want to try the Jacob Grey Govt. Series 16” AR-15 barrel.



The Jacob Grey AR15 16-inch barrel is a perfect choice for a long rifle that needs to be dependable, and accurate. If you want the solid dependability of a government profile barrel in 16-inch length, we have that too.


Jacob Grey Barrels are manufactured from 4150 Chrome Moly Vanadium steel. We’ve given these barrels M4 feed ramp extensions, pre-threaded the muzzles to ½ x 28 to accept your favorite muzzle device, contoured them with a .750-inch gas block seat and given them a quality QPQ finish to stand up to daily use without worry about corrosion.


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