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Frontier Ammunition 223 Remington 55 Grain Full Metal Jacket Box of 20

SKU: FR100
9 reviews | Write a review


Quantity Limit of 10

In Stock

SKU: FR100 Categories: ,

Frontier 5.56 Nato 55 Gr Full Metal Jacket Ammo

Frontier Cartridge

Military Grade Ammunition

5.56 Nato

55 Grain Hornady Full Metal Jacket (M193)

20 Rnd Box

Consistency In Every Cartridge

State-Of-The-Industry Loading Techniques And Quality Control Procedures Ensure The Reliability Of Every Frontierâ® Cartridge Round.

Rounds For All Applications

Frontierâ® 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.

Military Grade

In Addition To Hornadyâ® Bullets In A Variety Of Offerings, Frontierâ® Cartridge Features Brass Cartridge Cases And Military-Grade Boxer Primers And Propellant.

Test Barrel (24″)

Velocity (Fps) Energy (Ft/Lb)
Muzzle 3240 1282
100 Yards 2837 983
200 Yards 2468 744
300 Yards 2128 553
400 Yards 1817 403
500 Yards 1540 290


WARNING: This product can expose you to Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to – www.P65Warnings.ca.gov.

Additional information
Weight 0.55 lbs
Dimensions 2.5 × 4.25 × 0.85 in

Muzzle Energy


Velocity Class




Product Model




Muzzle Velocity (FPS)


Country of Origin


Lead Free





Case Type

Bullet Type






Grain Weight

Review & Questions Summary
5.00 of 5
Reviewed by 9 People
  1. Christopher Capper (verified owner)

    Great ammo no problems. Fastest shipping I’ve ever had!

    Christopher Capper (verified owner)

  2. Christopher Capper (verified owner)

    Christopher Capper (verified owner)

  3. Elmer Lawhon (verified owner)

    no one beats your prices and same day shipping is just over the top

    Elmer Lawhon (verified owner)

  4. Allan Clark (verified owner)

    Hornady ammunition is always accurate and reliable. The 55 grain fmj I purchased is listed as 3240 fps which is 5.56 velocity, but the box reads .223. This ammo shoots well and groups well. It’s reasonably priced and worth it. Buy with confidence.

    Allan Clark (verified owner)

  5. Anonymous (verified owner)

    Anonymous (verified owner)

  6. Andy (verified owner)

    Quick service as always, and the product arrived in perfect condition.

    Andy (verified owner)

  7. Martin (verified owner)

    Martin (verified owner)

  8. Steven (verified owner)

    Great ammo from a great distributor !

    Steven (verified owner)

  9. JAMES W. (verified owner)

    Haven’t had a chance to shoot any yet. But good looking ammo I mean what can I say it’s ammo and the price was right. Shipping was very fast.

    JAMES W. (verified owner)

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