FNH USA 3866100320 Five-Seven 5.7x28mm 10 Rounds Polymer Factory Replacement Magazine

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FNH USA 3866100320 Five-Seven 5.7x28mm 10 Rounds Polymer Factory Replacement Magazine

The FN Five-Seven Magazine is a standard factory replacement magazine. Five-Seven is chambered in the awesome 5.7x28mm cartridge and is designed to holds 10 rounds of ammunition. It is made of polymer and features a black finish. Like with other factory parts this magazine is made to FNH USA's specifications and tolerances, using the same manufacturing and materials as the original equipment magazines, ensuring perfect fit and operation.


  • Specifications and Features:
  • FNH USA 3866100320
  • Factory Replacement Magazine
  • 5.7x28mm
  • 10 Rounds
  • Polymer Magazine follower, and floor plate
  • Steel Spring
  • Matte Black

Please Note:

The following states have restrictions on "high capacity" magazines:

  • 10 Round- CA, MA, MD, NY, HI
  • 15 Round- NJ
  • We cannot ship to these states unless purchased by a Law Enforcement Agency

Gun Sales Are Permitted To Public Safety Only:

  • Sworn Law Enforcement officers, including Federal, State, County, & City (Includes retired L.E. officers with "retired" credentials)
  • EMT's, Fire Fighters, Volunteer Fire Fighters, and Paramedics
  • Military personnel including Reservists and National Guard with I.D. (Includes retired Military with "retired" credentials)
  • Military veterans medically and honorably discharged with retired ID or DD-214
  • Corrections Officers, including Parole and Probation Officers
  • State Licensed Security Companies (Loomis, RAM, etc.) also includes State Licensed Armed Security Officers
  • Court Judges, District Attorneys and Deputy District Attorneys
  • LE Academy Cadets with enrollment documentation from the Academy