FN M249S 5.56 NATO Semi-Auto Rifle 18.5" Barrel Belt Fed

The FN M249S delivers authentic squad automatic weapon performance in a semi-automatic configuration, bringing military-grade firepower to civilian shooters. This belt-fed rifle accepts both 200-round belts and standard 30-round magazines, providing unmatched versatility for extended shooting sessions.

What Makes This Different

Built on the proven M249 platform used by military forces worldwide, the M249S features FN's hydraulic buffer system that reduces felt recoil and maintains consistent cycling. The 18.5-inch cold hammer-forged barrel delivers superior accuracy compared to shorter variants, while the belt-feeding mechanism eliminates frequent magazine changes during high-volume shooting.

Key Features

• Dual feeding system accepts 200-round belts or standard STANAG magazines
• 18.5-inch cold hammer-forged chrome-lined barrel for extended barrel life
• Fixed hydraulic buffer stock reduces recoil and improves control
• MIL-STD 1913 Picatinny rail system for optics and accessories
• Non-slip buttplate provides secure shoulder contact
• Quick-change barrel capability for maintenance and cooling
• Ambidextrous safety selector for left and right-handed operation

The M249S excels in competitive shooting disciplines requiring sustained fire, training applications, and recreational shooting where belt-fed capability provides extended range time without interruption. The hydraulic buffer system maintains consistent bolt velocity across temperature extremes, ensuring reliable function in adverse conditions. Accuracy potential reaches 2-3 MOA with quality ammunition, making it suitable for precision applications despite its automatic weapon heritage.

Technical Specs

• Caliber: 5.56x45mm NATO/.223 Remington
• Barrel Length: 18.5 inches, chrome-lined
• Overall Length: 40.75 inches
• Weight: 17 pounds (unloaded)
• Feed System: 200-round belt or 30-round magazine
• Stock: Fixed hydraulic buffer with non-slip buttplate
• Rail System: MIL-STD 1913 Picatinny top rail
• Twist Rate: 1:7 inches
• Manufactured: Columbia, South Carolina

The M249S represents the pinnacle of belt-fed semi-automatic technology, combining military reliability with civilian accessibility. Limited production runs and FN's reputation for quality make this a significant addition to any serious collection.