Faxon Duty Series 16" Pencil, 5.56 NATO, Mid-Length, 4150 QPQ Nitride AR-15 Barrel

Faxon
SKU:
15A58M16NPQ
|
UPC:
816341020146
$185.00
(33 reviews)
Current Stock:
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Manufactured in-house, these barrels are fully stress relieved, air-gauge tested, and 11 degree target crowned to ensure superior accuracy. 

Quality is imbued into our barrels from the start. We start with the best materials, either certified 4150 Mil-Spec steel or 416-R Stainless. From there, each barrel goes through a battery of tests at each operation until finished in Nitride and final inspected. All barrels are individually checked for headspace by precision custom hardened gauges. 

  • Barrel Material: 4150 CMV
  • Barrel Type: Button Rifled 
  • Barrel Caliber: 5.56
  • Barrel Twist: 1:8
  • Barrel Length: 16”
  • Barrel Profile:  Pencil
  • Barrel Gas System: Mid
  • Inside Finish: Nitride
  • Outside Finish: Nitride
  • Muzzle Thread: 1/2-28
  • Gas Block Diameter: .625" 
  • Gas Block Journal Length: 1.1"
  • Barrel Extension: M4 
  • Weight:  1.20  lbs
  • Magnetic Particle Inspected!
  • 11-degree Target Crown

 

Barrel Caliber:
5.56 NATO
Barrel Profile:
Pencil
Barrel Material:
4150 CMV
Rifling Twist Rate:
1:8
Muzzle Thread:
1/2x28
Gas Block Diameter:
.625"
Gas System Length:
Mid
Barrel Length:
16"
Barrel Length Range:
16" - 18"

Reviews

  • 5
    super Light

    Posted by Dave on Jan 2nd 2016

    Purchased this barrel for a LW build and was nit disappointed. Pencil profile was ultr a light. Fit and finish are excellent. I added the Faxon LW gas block and the combination looks great and keeps weight to a minimum. Only giving 4 stars since I haven't had the chance to test for accuracy yet. However I don't forsee any problems in this area. The biggest issue so far has been actually finding this barrel in stock! The fact that the demand for this product is so high speaks to the desireability of it. **Faxon staff note - we bumped it up to 5 starts as we thought he would be pleased with the accuracy!

  • 5
    lightweight and beautiful!

    Posted by Art Sauer on Oct 7th 2015

    I had some concerns ordering a pencil barrel for my first build. I wasn't sure about the fit and the quality. Someone recommended Faxon and I was not disappointed. I ordered the block, tube, and barrel at the same time from Faxon to be sure it all fit together. This barrel is incredibly light weight and perfectly machined. I can't wait to build another AR and use Faxon mechanics in it!

  • 5
    beautifully machined

    Posted by David on Sep 3rd 2015

    I just got this in so I obviously haven't had the opportunity to shoot anything through it. My initial impression is very favorable. It is beautifully machined, having an elegant taper at the muzzle. It is nicely finished in deep black qpq and super light. It is really a good looking piece of equipment. It is clear that Faxon is putting a lot of care into their products. My plan is to find a super light rail and go with the MFT minimalist stock for a super light carbine. Shipping was also fast and product well packaged.

  • 5
    Nice Barrel

    Posted by Paul J on Aug 31st 2015

    Very nice high quality barrel, you can tell that a lot of time was taken to develop this product. Even after reading the weight on the page, I was still surprised by the lack of weight while handling it. There are some other light weight pencil barrels on the market for much more money with no or not much weight savings over this one.

  • 5
    Lightweight Build Must Have !!!

    Posted by Gordon R. on Jun 11th 2015

    I have built several lightweight AR's and used barrels from some of the top names at much higher prices. I can tell you first hand none of them have preformed as well as this barrel does. With the right ammo I have shot .65" 5 shot groups off a bench and when I take my time freehand it will stay under an inch. It does get warm fast and opens up a bit 2-3" in a 30 round string. The finish and workmanship are top of the line. I can't wait to get my hands on one of the 14.5s and shoot for a 4lb build. Buy with confidence well worth the money.

  • 5
    Great barrel

    Posted by Steve Li on Jun 4th 2015

    I purchased one of these barrels to build a lightweight (4.95 lb) AR for my grandson. It looks great and the accuracy was very good. It is a lightweight, so it does heat up quicker than a heavier profile, but that is to be expected. Finish was great and everything fit as it should. Just waiting for them to come back in stock so I can order one for my daughter's rifle.