Used LIKE-NEW FN Five-seveN USG 5.7x28 57 FiveseveN +3 MAGS, ORIG CASE

FN Five-seveN USG 5.7x28 57 FiveseveN BELGIUM

Sold On:September 29, 2026 at 10:20 PM
How Buying WorksEnded on September 29, 2026 at 10:20 PM

Key Features

  • Item Type: Semi Auto Pistols
  • Action: Internal Hammer
  • Manufacturer: FN Herstal (FNH)
  • Capacity: 20 1
  • Model: Five-seveN
  • Barrel Length: 4.8"
  • Caliber: 5.7X28mm
  • Finish: Black
  • Overall Condition: Like-New

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Product Description

    FN Herstal Five-seveN USG 5.7x28mm, Belgium-Made, 4.8 inch Barrel, 20+1 Capacity, Adjustable Sights, Picatinny Rail, As-New with 3x 20rd Mags

    This FN Herstal Five-seveN USG stands out as a Belgium-made example with FNH USA import marking, presented in as-new condition. It features the USG configuration with adjustable rear and white-dot front sights, a 4.8 inch steel barrel, and a multi-slot Picatinny-style accessory rail. The pistol arrives with its factory case, fired test casing, and three 20-round magazines. Notably, the packaging and fired-case bag are labeled FsN IOM, while the pistol itself has USG features, and the serial number plate on the dustcover matches the case label.

    Condition

    Overall Condition: As-new condition with no signs of prior handling beyond what’s typical from inspection (see photos).

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

    Bore Rifling: Excellent Rifling - Sharp lands and grooves.

    Specific Condition Notes: It appears almost unused.

    What's Included
    • FNH USA factory hard case with blue molded interior
    • Factory test-fired casing in labeled bag
    • Three 20-round Five-seveN magazines

    The Five-seveN USG is chambered in 5.7x28mm and uses a delayed-blowback, single-action system with an internal hammer. The 4.8 inch steel barrel and full-size format deliver the hallmark Five-seveN balance and controllability associated with this platform.

    Controls are straightforward and duty-focused: a frame-mounted, ambidextrous manual safety with a red fire-dot indicator, and a left-side magazine release. The matte-black polymer frame carries molded checkering with the FN oval medallion for a secure grasp.

    Sighting is handled by an adjustable rear and a white-dot front, giving the user clear, tunable alignment. A multi-slot Picatinny-style accessory rail on the dustcover accommodates compatible rail-mounted accessories.

    Capacity is 20+1, and this pistol includes three 20-round magazines. The magazines feature 5/10/15/20 witness-hole markings for quick visual checks.

    Markings include FN HERSTAL BELGIUM and the FNH USA (Fredericksburg, VA) import stamp. The factory packaging and fired-case bag are labeled FsN IOM, while this pistol’s features correspond to the USG configuration. The serial number plate on the right-side dustcover is present and matches the case label.

Specifications

Item TypeSemi Auto Pistols
ManufacturerFN Herstal (FNH)
ModelFive-seveN
SubmodelUSG
Caliber5.7X28mm
Overall ConditionLike-New
Bore ConditionExcellent
ActionInternal Hammer
Capacity20 1
Barrel Length4.8"
FinishBlack
Stock/Gripspolymer grips with molded checkering and FN oval medallion
Sight/Opticadjustable rear and white-dot front sights
Country of OriginBelgium