Faxon Sentinel 18” 308 AR-10 Rifle

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The Faxon Sentinel .308 AR-10 Rifle combines excellent features with great value for the end-user.

As part of Faxon's Summit Line of firearms, the Sentinel has a custom look and feel right out of the box.

At the heart of the Sentinel is Faxon's Match Series Heavy Fluted Barrel. Machined 100% in-house in Faxon's greater Cincinnati facility. The barrel is made of 416-R stainless steel, and features 5R rifling, NP3 coated barrel extension, and a salt bath nitrided finish.

The Sentinel is rounded out with a 7075 Billet Aluminum Receiver Set, Faxon G3 Aluminum Streamline M-LOK Handguard, Faxon Superfinished BCG, and a host of other upgrades that will make this one of your favorite rifles.

The Faxon Sentinel is backed by Faxon's Lifetime Guarantee. 


  • 7075 Billet Aluminum Receiver Set
  • Faxon 18" Match Series Heavy Fluted .308 Barrel
  • Faxon MuzzLok® Ported Muzzle Brake
  • Faxon G3 Aluminum Streamline M-LOK Handguard
  • Faxon G2 Superfinished AR-10 BCG
  • Faxon AR-10 Gas Block
  • B5 Adjustable Stock
  • Faxon Trigger by Rise Armament
  • B5 Pistol Grip
  • Ambi Charging Handle
  • Ambi Safety Selector
  • ​​​​​​​Rifle-Length Gas System

Weights & Dimensions:

  • Weight: 8.0 lbs
  • Length: 37"
  • Depth: 7.5"
  • Width: 2"



Note: Cannot be shipped to CA, CT, DC, HI, IL, MD, MA, NJ, or NY state

Barrel Caliber:
.308 Winchester