FN 15 Military Collector M4 5.56 NATO Rifle

$1,881.18 4 in stock

FN 15 Military Collector M4 semi-automatic rifle in 5.56 NATO with 16" chrome-lined barrel, 30-round magazine, collapsible stock, and flat-top receiver with Picatinny rail for optics.

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FN 15 Military Collector M4 Rifle

The FN 15 Military Collector Series M4 represents FN's commitment to delivering a military-specification semi-automatic rifle built to the same exacting standards as firearms issued to professional armed forces.

Barrel and Action

Precision Engineering: The 16-inch barrel features button-broaching and chrome-lining, ensuring durability and consistent accuracy. The 1:7" right-hand twist rate stabilizes a wide range of 5.56 NATO ammunition weights, from lighter training rounds to heavier tactical loads.

Receiver Design: The hard-anodized aluminum flat-top receiver includes an M1913 Picatinny rail at the 12 o'clock position, making it optics-ready from the factory. The UID-labeled lower receiver meets military specifications and includes an ambidextrous safety selector for both left and right-handed shooters.

Ergonomics and Controls

  • Ergonomic safety lever for positive control
  • Ergonomic magazine release for smooth reloads
  • Forward assist for reliable chambering
  • Black A2-style pistol grip
  • A2-style front sight with adjustable rear sight

Stock and Furniture

The collapsible 6-position stock allows shooters to customize length-of-pull for different shooting positions and gear configurations. A sling mount is integrated for tactical or hunting applications. The Knights Armament M5 RAS adapter rail with rail adapter covers provides a professional mounting platform for tactical accessories.

Magazine and Capacity

The rifle ships with a 30-round aluminum magazine featuring a low-friction follower, ensuring reliable feeding in both semi-automatic and training scenarios.

Ideal For

This rifle appeals to shooters seeking a military-pattern rifle built to professional standards, whether for home defense, sport shooting, or tactical training.

Features

  • chrome-lined barrel
  • permanently fixed a2 comp.
  • knights armament m4 rail
  • semi-automatic rifle
  • 5.56x45mm nato chambering
  • direct impingement operation
  • hard-anodized aluminum receiver
  • military-style controls
  • collapsible stock
  • quad rail handguard
  • a2-style front sight
  • adjustable rear sight
  • military-inspired m4 configuration
  • accessory rail compatibility
  • collector series model

Attributes

Action: Semi-Automatic
Barrel Description: Button Broached
Barrel Length: 14.7"
Barrel Length: 16"
Caliber: .223 Remington
Caliber: 5.56x45mm NATO
Capacity: 30+1
Color: Black
Features: N/A
Finish: Black
Finish: Matte Black
Grip Type: 6-Position Adjustable Stock w/ Pistol Grip
Grips: 6-Position Adjustable Stock
Hand: Ambidextrous
Hand: Right Hand
Included Accessories: None
Metal Finish: Black
Metal Finish Group: Blued/Black
Model: FN15 M4
Model Series: FN 15
Muzzle: A2 Compensator
Overall Length: 30.50"
Overall Length: 30.50" - 34.20"
Receiver Material: Aluminum
Safety: Ambidextrous
Safety: ambidextrous selector switch
Sights: A2 Front/Adjustable Rear
Sights: A2 Front/Flip Up Rear
Sights: Fixed Sights
Stock: 6-Position Collapsible
Stock Description: Adjustable
Stock Finish Group: Black
Twist Rate: 1:7
Weight: 6.6 lbs