Used FN FN15 M16A4 M16-A4 5.56 NATO AR-15 20" Military Collector +2 MAGS

FN 15 556 AR15 M-16 Knights Armament AR Rifle

FN America (FN) FN 15 Military Collector M16 5.56mm NATO Unspecified in Excellent Condition Thumbnail
Sold On:February 10th at 10:00 PM
How Buying WorksEnding February 10th at 10:00 PM

Key Features

  • Item Type: Semi Auto Rifles
  • Action: AR-15 Direct Impingement
  • Manufacturer: FN America (FN)
  • Capacity: 30 1
  • Model: FN 15
  • Barrel Length: 20"
  • Caliber: 5.56mm NATO
  • Finish: Unspecified
  • Overall Condition: Excellent

Product Description

    FN America FN 15 Military Collector M16 Semi Auto Rifle 5.56mm NATO 20 Inch AR-15 Reproduction

    This FN America FN 15 Military Collector M16 is a USA-made, reproduction-style AR-15 platform rifle built to mirror classic M16 markings and layout. The lower receiver is marked "M16 RIFLE" and "5.56X45 NATO" with three-position selector markings "SAFE / SEMI / AUTO." It features a 20 inch barrel marked "MP 5.56 NATO 1/7," a flat-top upper with a full-length Picatinny top rail, and iron sights with an A2-style front sight base and a rail-mounted folding rear sight.

    Condition

    Overall Condition: Excellent condition, showing only faint signs of any prior use or handling.

    Bore Condition: Excellent - Clean, mirror finish, no signs of wear.

    Bore Rifling: Excellent Rifling - Sharp lands and grooves.

    Specific Condition Notes: This firearm is in great shape with some minor scratches and blemishes present. The bore is clean and shiny.

    What's Included

    • Owner’s manual (paper booklet, shown bagged in photos)
    • 2x 30rd detachable AR-15 pattern magazines (USGI-style aluminum magazines shown)
    • Vertical foregrip (installed on the bottom rail, shown in photos)
    • Knight’s Armament ribbed rail covers (marked "KNIGHT’S ARMAMENT / 1S002", installed)
    • Rail-mounted folding rear sight (installed, maker not visible in photos)

    This rifle is part of FN’s Military Collector series and is marked as a reproduction. The receiver includes FN and Columbia, SC markings, along with MFG CODE 3S679, and it has a UID-style label with MFR code 3S679 and PART# 36320.

    Configuration details match the M16-style layout, including a fixed polymer stock with a 13.5 length of pull and an A2-style pistol grip. Up front, it uses a rifle-length quad-rail handguard with installed rail covers and a vertical foregrip for a complete, ready-to-run setup based on the included components.

    The upper is a flat-top design with a full-length Picatinny top rail, paired with iron sights. The front uses an A-frame (A2-style) front sight base, and the rear is a rail-mounted folding rear sight.

    Internally, this FN 15 uses a direct impingement action. It is chambered in 5.56mm NATO and is listed with a 30+1 capacity using the included 30-round magazines.

Specifications

Item TypeSemi Auto Rifles
ManufacturerFN America (FN)
ModelFN 15
SubmodelMilitary Collector M16
Caliber5.56mm NATO
Overall ConditionExcellent
Bore ConditionExcellent
ActionAR-15 Direct Impingement
Capacity30 1
Barrel Length20"
FinishUnspecified
Stock/GripsA2-style pistol grip
Sight/Opticiron sights
What's Includedmanual
Country of OriginUnited States

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