Hornady: Frontier 5.56 NATO, 55gr FMJ, 20/Box

(You save $3.14)


  • Consistency in Every Cartridge - State-of-the-industry loading techniques and quality control procedures ensure the reliability of every Frontier® Cartridge round.

  • Rounds for all Applications - Frontier® Cartridge offers ammunition configured for a wide range of shooters and applications, everything from plinking, target shooting and hunting to law enforcement training and self-defense.

  • Brass Cases - In addition to Hornady® target friendly, non-steel core bullets in a variety of offerings, Frontier® Cartridge features brass cartridge cases and military-grade boxer primers and propellant.



  • G1 BC: .243
  • Muzzle Velocity: 3240 fps (20" Barrel)
  • Muzzle Energy: 1282 ft lb
  • Sectional Density: .157
  • Bullet: 55gr FMJ
  • Quantity: 20 Rounds
5.56 NATO


Write a Review
  • 5
    5.56 frontier

    Great price and timely shipping. Will definitely purchase from Milehigh in the future.

  • 5
    Great ammo

    I have used this ammo several times and have never had any issues with it. It shoots great very accurate.

  • 5

    Mile high comes thru again!

  • 5
    Mile high/hornady 5.56

    Nothing but the best, from the best

  • 5
    Frontier 5.5y

    Another Excellent product sold by mile high!!