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AR15 Ammo For Sale

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Your AR-15 is only as good as the ammo you feed it. Whether you're training, hunting, or stocking up, we've got reliable 223 Rem and 5.56 NATO rounds in stock and ready to ship. Learn More
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  1. Black Hills Ammunition 223 Ammo - 50 Rounds of 55 Grain TSX Ammunition

    Image of Black Hills Ammunition 223 Ammo - 50 Rounds of 55 Grain TSX Ammunition
    $109.99
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    50 In stock now

    1 2 3 4 5 6 7 8 9 +10
    Bullet type TSX
    Primer Type Boxer
    Casing Type Brass
    Condition New
    Muzzle Velocity 3200 FPS
    Muzzle Energy 1250 ft lbs
    • 50 Rounds
    • $2.2 per round
    • Made by Black Hills Ammunition

  2. Black Hills Ammunition 5.56x45 Ammo - 50 Rounds of 50 Grain TSX Ammunition

    Image of Black Hills Ammunition 5.56x45 Ammo - 50 Rounds of 50 Grain TSX Ammunition
    $104.99
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    36 In stock now

    1 2 3 4 5 6 7 8 9 +10
    Bullet type TSX
    Primer Type Boxer
    Casing Type Brass
    Condition New
    Muzzle Velocity 3275 FPS
    Muzzle Energy 1191 ft lbs
    • 50 Rounds
    • $2.1 per round
    • Made by Black Hills Ammunition

  3. Black Hills Ammunition 5.56x45 Ammo - 50 Rounds of 62 Grain Dual Performance Ammunition

    Image of Black Hills Ammunition 5.56x45 Ammo - 50 Rounds of 62 Grain Dual Performance Ammunition
    $99.99
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    42 In stock now

    1 2 3 4 5 6 7 8 9 +10
    Bullet type SCHP
    Primer Type Boxer
    Casing Type Brass
    Condition New
    Muzzle Velocity 3000 FPS
    Muzzle Energy 1239 ft lbs
    • 50 Rounds
    • $2 per round
    • Made by Black Hills Ammunition

  4. Black Hills Ammunition 5.56 Ammo - 50 Rounds of 62 Grain Barnes TSX Ammunition

    Image of Black Hills Ammunition 5.56 Ammo - 50 Rounds of 62 Grain Barnes TSX Ammunition
    $97.99
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    82 In stock now

    1 2 3 4 5 6 7 8 9 +10
    Bullet type TSX
    Primer Type Boxer
    Casing Type Brass
    Condition New
    Muzzle Velocity 3000 FPS
    Muzzle Energy 1239 ft lbs
    • 50 Rounds
    • $1.96 per round
    • Made by Black Hills Ammunition

  5. Black Hills Ammunition 5.56x45 Ammo - 50 Rounds of 77 Grain OTM Ammunition

    Image of Black Hills Ammunition 5.56x45 Ammo - 50 Rounds of 77 Grain OTM Ammunition
    $84.99

    1 Review

    98 In stock now

    1 2 3 4 5 6 7 8 9 +10
    Bullet type OTM
    Primer Type Boxer
    Casing Type Brass
    Condition New
    Muzzle Velocity 2750 FPS
    Muzzle Energy 1293 ft lbs
    • 50 Rounds
    • $1.7 per round
    • Made by Black Hills Ammunition

  6. Fiocchi 223 Ammo - 50 Rounds of 50 Grain Varmint Grenade Ammunition

    Image of Fiocchi 223 Ammo - 50 Rounds of 50 Grain Varmint Grenade Ammunition
    $65.99
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    1 In stock now

    1 2 3 4 5 6 7 8 9 +10
    Bullet type Lead Free
    Primer Type Boxer
    Casing Type Brass
    Condition New
    Muzzle Velocity 3300 FPS
    Muzzle Energy 1209 ft lbs
    • 50 Rounds
    • $1.32 per round
    • Made by Fiocchi

  7. Black Hills Ammunition 223 Ammo - 50 Rounds of 50 Grain V-Max Ammunition

    Image of Black Hills Ammunition 223 Ammo - 50 Rounds of 50 Grain V-Max Ammunition
    $64.99
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    21 In stock now

    1 2 3 4 5 6 7 8 9 +10
    Bullet type V-MAX
    Primer Type Boxer
    Casing Type Brass
    Condition New
    Muzzle Velocity 3300 FPS
    Muzzle Energy 1209 ft lbs
    • 50 Rounds
    • $1.3 per round
    • Made by Black Hills Ammunition

  8. Black Hills Ammunition 223 Ammo - 50 Rounds of 75 Grain HP Ammunition

    Image of Black Hills Ammunition 223 Ammo - 50 Rounds of 75 Grain HP Ammunition
    $64.99
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    19 In stock now

    1 2 3 4 5 6 7 8 9 +10
    Bullet type HP
    Primer Type Boxer
    Casing Type Brass
    Condition New
    Muzzle Velocity 2750 FPS
    Muzzle Energy 1259 ft lbs
    • 50 Rounds
    • $1.3 per round
    • Made by Black Hills Ammunition

  9. Black Hills Ammunition 223 Ammo - 50 Rounds of 40 Grain V-MAX Ammunition

    Image of Black Hills Ammunition 223 Ammo - 50 Rounds of 40 Grain V-MAX Ammunition
    $62.99
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    24 In stock now

    1 2 3 4 5 6 7 8 9 +10
    Bullet type V-MAX
    Primer Type Boxer
    Casing Type Brass
    Condition New
    Muzzle Velocity 3600 FPS
    Muzzle Energy 1151 ft lbs
    • 50 Rounds
    • $1.26 per round
    • Made by Black Hills Ammunition

  10. Black Hills Ammunition 223 Ammo - 50 Rounds of 68 Grain Heavy Match HP Ammunition

    Image of Black Hills Ammunition 223 Ammo - 50 Rounds of 68 Grain Heavy Match HP Ammunition
    $62.99
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    38 In stock now

    1 2 3 4 5 6 7 8 9 +10
    Bullet type HP
    Primer Type Boxer
    Casing Type Brass
    Condition New
    Muzzle Velocity 2850 FPS
    Muzzle Energy 1226 ft lbs
    • 50 Rounds
    • $1.26 per round
    • Made by Black Hills Ammunition

  11. Hornady American Gunner 223 Ammo - 50 Rounds of 55 Grain HP Ammunition

    Image of Hornady American Gunner 223 Ammo - 50 Rounds of 55 Grain HP Ammunition
    $47.99
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    2 In stock now

    1 2 3 4 5 6 7 8 9 +10
    Bullet type HP
    Primer Type Boxer
    Casing Type Brass
    Condition New
    Muzzle Velocity 3240 FPS
    Muzzle Energy 1282 ft lbs
    • 50 Rounds
    • 96¢ per round
    • Made by Hornady

  12. Fiocchi 223 Ammo - 50 Rounds of 55 Grain FMJ-BT Ammunition

    Image of Fiocchi 223 Ammo - 50 Rounds of 55 Grain FMJ-BT Ammunition
    $29.99

    1 Review

    62 In stock now

    1 2 3 4 5 6 7 8 9 +10
    Bullet type FMJ-BT
    Primer Type Boxer
    Casing Type Brass
    Condition New
    Muzzle Velocity 3240 FPS
    Muzzle Energy 1281 ft lbs
    • 50 Rounds
    • 60¢ per round
    • Made by Fiocchi

Overview of AR15 Ammo

Whether you run a 223 Remington or 5.56 in your AR‑15, choosing ammo that matches your barrel twist and mission is critical. This category offers everything from lightweight 55‑grain plinking rounds to high‑performance 77‑grain match-grade and polymer-tipped hunting loads. Begin browsing or stock up with confidence — our bulk AR-15 ammo page has you covered for practice or protection.

Looking for volume? Shop our 223 bulk ammo or 5.56 bulk deals to save while topping off your range bag.

Top Brand Picks for AR‑15 Shooters

  • Hornady 5.56 ammo: Ideal for hunters and long-range shooters with options like the .223 VARMAGEDDON and 77‑grain BTHP match loads.
  • Hornady 223 ammo: Home defense and critical duty rounds like Critical Duty, plus accurate Match 75‑grain .223 loads.
  • Federal 223 ammo: Availability you can count on, with popular 55‑grain XM193-type and 77‑grain Sierra MatchKing rounds.
  • Federal 5.56 ammo: Battle-grade performance with dependable loads like Green Tip and Gold Medal Match.

Ballistics at a Glance

Understanding trajectory and energy can help you pick the right round for your AR setup. For detailed velocity, drop, and energy charts, check out our 223 ballistics tables and 5.56 ballistics tables. These breakdowns highlight how heavy bullets retain energy further versus lighter, faster rounds.

Sam Jacobs
Written by
Sam Jacobs

Customer Reviews

Click To Purchase This 5.56x45 Black Hills Ammunition Ammunition
Black Hills Ammunition 5.56x45 Ammo - 50 Rounds of 77 Grain OTM Ammunition
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  • THL said:

    Took it out in my tavor, with a 14x primary arms scope, shoots about 2 MOA off of a bench in quick fire. Not too shabby for a HD OTM round rather than the match BTHP rounds

Click To Purchase This 223 Fiocchi Ammunition
Fiocchi 223 Ammo - 50 Rounds of 55 Grain FMJ-BT Ammunition
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  • dan from ohio said:

    looked for a great deal and found it here, the ammo was great and I am very pleased