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specifications

Manufacturer:

Faxon Firearms

Platform:

AR-15

Caliber:

5.56 mm NATO

Gas System Length:

Mid

Barrel Length:

16"

Finish:

Black

Faxon Firearms AR-15 5.56 NATO Pencil Barrel QPQ - 16

Where to buy

Store Price Availability
Brownells $170.20
checked Sep 27, 2026 		In stock Buy at Brownells Add to build
Rainier Arms $166.25
not checked recently 		Check store Buy at Rainier Arms Add to build
Palmetto State Armory $170.99 Sale
checked Sep 28, 2026 		Check store Buy at Palmetto State Armory Add to build

Prices and availability change often, so confirm on the store's site before you buy.

Description


Faxon Firearms barrels are the pinnacle of value. Manufactured 100% in-house from cradle-to-grave, these barrels are button-rifled and air-guage tested to ensure superior accuracy.
All barrels are manufactured under our ISO:9001 and AS:9100 (pending) quality certifications. We inspect each barrel over 15 times before it ever reaches you.

Barrel Material: 4150 CMV Steel
Barrel Type: Button Rifled 
Barrel Caliber: 5.56
Barrel Twist: 1:8
Barrel Length: 16”
Barrel Profile: Pencil
Barrel Gas System: Mid
Inside Finish: QPQ Nitride
Outside Finish: QPQ Nitride
Muzzle Thread: 1/2-28 TPI (Threads Per Inch) 
Gas Block Diameter: .625" 
Gas Port Diameter: .078
Barrel Extension: M4 
Weight: 1.19 lbs
Magnetic Particle Inspected!
11-degree Target Crown

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