The Faxon Firearms Sentinel in .308 Winchester (brand part no. FX308139) is a semi-auto AR-platform rifle built around a compact 13.9-inch barrel, finished in anodized black. Faxon Firearms chambers this rifle in .308 Win/7.62 NATO and feeds it from a detachable magazine holding 20+1 rounds. Among compact .308-class AR platforms in the AR rifles category, the Sentinel favors shooters who want a maneuverable .308 rifle for closer-range work.

Key Specifications

• Chambered in .308 Win/7.62 NATO.
• Built on a semi-auto AR-platform action.
• Features a compact 13.9-inch barrel.
• Feeds from a detachable magazine with a 20+1 capacity.
• Finished in anodized black.
• Built around a billet aluminum receiver set.
• Wears a G3 aluminum M-LOK handguard.
• Equipped with an SBA3 pistol brace.
• Runs a Hiperfire EDT single-stage trigger.
• Fitted with ambidextrous charging handle and safety selector controls.

Frequently Asked Questions

What is the magazine capacity? A detachable magazine holding 20+1 rounds.

How long is the barrel? 13.9 inches, giving the rifle a compact, maneuverable overall length.

Buy the Faxon Firearms Sentinel .308 Win

A compact, maneuverable .308-class AR rifle is exactly what the Sentinel delivers. Order it from our Lubbock, Texas gun shop for fast, insured shipping to your FFL.