The Great Lakes AR-10 .308 Win Nitride Tungsten Grey rifle (brand part no. GL10308 TNG) is a semi-automatic AR-10 chambered in .308 Win, built by Great Lakes with a 18-inch barrel and a Tungsten Grey finish. The barrel has a 1:10 twist, and the rifle ships with one 10-round magazine. Billet 7075 aluminum upper and lower receivers sit under a 15.125-inch M-LOK handguard, and the six-position adjustable stock lets you set length of pull. This listing is the Nitride edition in Tungsten Grey. It is a full-size platform for hunting and target shooting.

Key Specifications

• The chambering is .308 Win, the cartridge this rifle is built around.
• The barrel length is 18 inches, with 5R rifling that is double thermally stress-relieved and air gauged.
• The twist rate is 1:10, the rifling pitch cut into the barrel.
• The muzzle carries a 5/8×24 threaded muzzle device, set six degrees forward and hand-tightened without Loctite.
• Ten rounds is the magazine capacity, and one magazine is included.
• The upper and lower receivers are billet 7075 aluminum, machined from solid stock.
• The handguard is a 15.125-inch 6061 aluminum M-LOK rail, so accessories attach directly to the slots.
• The gas system is rifle length with a 0.750-inch gas block, which sets the cycling behavior.
• The trigger is a mil-spec design with a 5.5 to 6 pound pull, paired with a mil-spec polymer grip.
• The color is Tungsten Grey, applied as a Great Lakes Cerakote finish.

Frequently Asked Questions

What color and edition is this .308 Win rifle? It is the Nitride edition in Tungsten Grey, finished with Great Lakes Cerakote.

How long is it and how much does it weigh? Great Lakes lists the overall length at 38.50 inches and the weight at 8.25 pounds.

How many rounds does it hold? The magazine capacity is 10 rounds, and one magazine is included.

Buy the Great Lakes AR-10 .308 Win Rifle, Nitride Edition, Tungsten Grey, 18-Inch, 10-Round

Great Lakes builds rifles in distinctive colors, and this one is the Tungsten Grey version. Order it from our Lubbock, Texas gun shop for fast, insured shipping to your FFL, and browse more AR rifles while you are here.