FAXON FX8608 Sentinel | 8.6 Blackout | 8″ Barrel

The Faxon Firearms FX8608 Sentinel is part of Faxon’s Summit Line and pairs a billet aluminum receiver set with a streamlined G3 Aluminum M-LOK handguard for a compact AR pistol package. It features an 8.6 Blackout Big Gunner profile barrel with a 1:3 twist and an 8.6 BLK MuzzLok muzzle device. The build emphasizes compact handling and modular accessory mounting through a Picatinny rail and M-LOK slots. For a practical optic under $1,000 that complements this platform, consider the Vortex Strike Eagle 1-6×24 for close-to-mid-range versatility.

Product Specifications

• The manufacturer is listed as FAXON FIREARMS.
• The model is FX8608 Sentinel from Faxon’s Summit Line.
• The caliber is specified as 8.6 Blackout.
• The barrel length is 8 inches.
• The barrel is a Big Gunner profile with a 1:3 twist.
• The muzzle device is an 8.6 BLK MuzzLok Muzzle Device.
• The receiver is a billet aluminum receiver set finished in black.
• The handguard is a G3 Aluminum Streamline M-LOK Handguard.
• The upper includes a Picatinny rail for optics and accessories.
• The grip is a black polymer B5 style grip.
• The overall length is 24.50 inches.
• The listed weight is 6.59 lbs.
• The safety is a standard Safety Selector.
• The stock finish and materials are black and polymer, respectively.
• The UPC is 816341027237.

This Sentinel configuration is suitable for compact-range precision and recreational target use where a short, highly portable AR platform is preferred. Its billet receiver and M-LOK handguard provide a solid foundation for accessories while the Big Gunner barrel profile helps balance durability with handling. If you want a compact AR pistol that maintains modularity and a purposeful balance between mass and length, the FX8608 Sentinel is engineered to deliver those attributes in a civilian-legal package.

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