Rifle

Shop 5.56x45 Ammunition - Bulk & Boxed

Reliable 5.56x45 Ammo for Range, Defense, and Duty Use

Shop 5.56x45mm NATO ammunition at MiWallCorp for military-spec rifles and tactical applications. Whether you need 5.56 NATO, 5.56x45, or .223 compatible rounds, our selection includes M193, M855, and match-grade loads from Federal, Winchester, and Lake City. Designed for AR-15 platforms and military rifles, 5.56x45 offers superior ballistics and reliability for tactical and sporting use.

  • Hornady Superformance Ammunition - 5.56x45 MM NATO - 55 Grain GMX (Lead Free) - 20 Rounds - Brass Case
    Quick view

    Hornady Superformance Ammunition - 5.56x45 MM NATO - 55 Grain GMX (Lead Fre…

    Price Available When Back in Stock

    Out of stock

    SKU: 81254-20

    Rounds Per Case: 20

  • Federal American Eagle Ammunition - 5.56x45 MM NATO - 55 Grain Full Metal Jacket - 100 Rounds - Brass Case
    Quick view

    Federal American Eagle Ammunition - 5.56x45 MM NATO - 55 Grain Full Metal J…

    Price Available When Back in Stock

    Out of stock

    SKU: XM193BLX-100

    Rounds Per Case: 100

  • Winchester Lake City Ammunition M855 - 5.56x45 MM - 62 Grain Full Metal Jacket - 20 Rounds - Brass Case
    Quick view

    Winchester Lake City Ammunition M855 - 5.56x45 MM - 62 Grain Full Metal Jac…

    Price Available When Back in Stock

    Out of stock

    SKU: USA855K-20

    Rounds Per Case: 20

  • Wolf Ammunition - 5.56x45mm NATO M193 - 55 Grain Full Metal Jacket - 20 Rounds - Brass Case
    Quick view

    Wolf Ammunition - 5.56x45mm NATO M193 - 55 Grain Full Metal Jacket - 20 Rou…

    Price Available When Back in Stock

    Out of stock

    SKU: WM193-20

    Rounds Per Case: 20

  • Independence Ammunition - 5.56x45 MM - 55 Grain Full Metal Jacket - 20 Rounds - Brass Case
    Quick view

    Independence Ammunition - 5.56x45 MM - 55 Grain Full Metal Jacket - 20 Roun…

    Price Available When Back in Stock

    Out of stock

    SKU: XM193I-20

    Rounds Per Case: 20

  • Federal American Eagle Ammunition - 5.56x45mm NATO - 55 Grain XM193 Full Metal Jacket Boat Tail - 20 Rounds - Brass Case
    Quick view

    Federal American Eagle Ammunition - 5.56x45mm NATO - 55 Grain XM193 Full Me…

    Price Available When Back in Stock

    Out of stock

    SKU: XM193-20

    Rounds Per Case: 20

  • Winchester Lake City Ammunition - 5.56x45 MM - 55 Grain M193 Full Metal Jacket - 20 Rounds - Brass Case
    Quick view

    Winchester Lake City Ammunition - 5.56x45 MM - 55 Grain M193 Full Metal Jac…

    Price Available When Back in Stock

    Out of stock

    SKU: WM193K-20

    Rounds Per Case: 20

  • Frontier Ammunition - 5.56x45mm NATO - 62 Grain Full Metal Jacket Boat Tail - 20 Rounds - Brass Case
    Quick view

    Frontier Ammunition - 5.56x45mm NATO - 62 Grain Full Metal Jacket Boat Tail…

    Price Available When Back in Stock

    Out of stock

    SKU: FR260-20

    Rounds Per Case: 20

  • Frontier Ammunition - 5.56x45 MM NATO - 75 Grain Boat Tail Hollow Point Match - 20 Rounds - Brass Case
    Quick view

    Frontier Ammunition - 5.56x45 MM NATO - 75 Grain Boat Tail Hollow Point Mat…

    Price Available When Back in Stock

    Out of stock

    SKU: FR320-20

    Rounds Per Case: 20

  • Hornady SuperFormance Ammunition - 5.56x45 NATO - 75 Grain Boat Tail Hollow Point - 20 Rounds - Brass Case
    Quick view

    Hornady SuperFormance Ammunition - 5.56x45 NATO - 75 Grain Boat Tail Hollow…

    Price Available When Back in Stock

    Out of stock

    SKU: 81264-20

    Rounds Per Case: 20

  • Barnes Ammunition - 5.56x45 MM - 52 Grain Open Tip Lead Free - 20 Rounds - Brass Case
    Quick view

    Barnes Ammunition - 5.56x45 MM - 52 Grain Open Tip Lead Free - 20 Rounds -…

    Price Available When Back in Stock

    Out of stock

    SKU: BB556Z1-20

    Rounds Per Case: 20

  • Magtech Ammunition - 5.56x45 MM - 55 Grain M193 Full Metal Jacket - 50 Rounds - Brass Case
    Quick view

    Magtech Ammunition - 5.56x45 MM - 55 Grain M193 Full Metal Jacket - 50 Roun…

    Price Available When Back in Stock

    Out of stock

    SKU: 556A-50

    Rounds Per Case: 50

  • Winchester Lake City Ammunition - 5.56x45 MM - 62 Grain M855 Full Metal Jacket - 420 Rounds
    Quick view

    Winchester Lake City Ammunition - 5.56x45 MM - 62 Grain M855 Full Metal Jac…

    Price Available When Back in Stock

    Out of stock

    SKU: WM855420CS

    Rounds Per Case: 420

  • Winchester Lake City Ammunition - 5.56x45 MM - 55 Grain M193 Full Metal Jacket - 1000 Rounds - Brass Case
    Quick view

    Winchester Lake City Ammunition - 5.56x45 MM - 55 Grain M193 Full Metal Jac…

    Price Available When Back in Stock

    Out of stock

    SKU: WM193K

    Rounds Per Case: 1000

  • Winchester Lake City Ammunition M855 - 5.56x45 MM - 62 Grain Full Metal Jacket - 1000 Rounds - Brass Case
    Quick view

    Winchester Lake City Ammunition M855 - 5.56x45 MM - 62 Grain Full Metal Jac…

    Price Available When Back in Stock

    Out of stock

    SKU: WM855K-1K

    Rounds Per Case: 1000

  • Winchester Lake City Ammunition - 5.56x45 MM - 62 Grain M855 Full Metal Jacket - 600 Rounds - Brass Case
    Quick view

    Winchester Lake City Ammunition - 5.56x45 MM - 62 Grain M855 Full Metal Jac…

    Price Available When Back in Stock

    Out of stock

    SKU: WM855150

    Rounds Per Case: 600

  • Winchester Lake City Ammunition - 5.56x45mm NATO - 55 Grain Full Metal Jacket - 600 Rounds - Brass Case
    Quick view

    Winchester Lake City Ammunition - 5.56x45mm NATO - 55 Grain Full Metal Jac…

    Price Available When Back in Stock

    Out of stock

    SKU: WM193150

    Rounds Per Case: 600

  • Winchester Lake City Ammunition - 5.56x45 MM - 55 Grain M193 Full Metal Jacket - 200 Rounds
    Quick view

    Winchester Lake City Ammunition - 5.56x45 MM - 55 Grain M193 Full Metal Jac…

    Price Available When Back in Stock

    Out of stock

    SKU: WM193200B

    Rounds Per Case: 200

  • Winchester Lake City Ammunition - 5.56x45 MM - 62 Grain M855 Full Metal Jacket - 200 Rounds - Brass Case
    Quick view

    Winchester Lake City Ammunition - 5.56x45 MM - 62 Grain M855 Full Metal Jac…

    Price Available When Back in Stock

    Out of stock

    SKU: WM855200B

    Rounds Per Case: 200

  • Frontier Cartridge Military Grade 5.56x45mm NATO 62 Grain Boat Tail Hollow Point Match - 500 Rounds - Brass Case
    Quick view

    Frontier Cartridge Military Grade 5.56x45mm NATO 62 Grain Boat Tail Hollow…

    Price Available When Back in Stock

    Out of stock

    SKU: FR300

    Rounds Per Case: 500

  • Wolf Ammunition - 5.56x45mm NATO M193 - 55 Grain Full Metal Jacket - 1000 Rounds - Brass Case
    Quick view

    Wolf Ammunition - 5.56x45mm NATO M193 - 55 Grain Full Metal Jacket - 1000 R…

    Price Available When Back in Stock

    Out of stock

    SKU: WM193C

    Rounds Per Case: 1000

  • Winchester Ammunition - 5.56x45 MM - 55 Grain Full Metal Jacket - 1000 Rounds - Brass Case
    Quick view

    Winchester Ammunition - 5.56x45 MM - 55 Grain Full Metal Jacket - 1000 Rou…

    Price Available When Back in Stock

    Out of stock

    SKU: USA556LK

    Rounds Per Case: 1000

  • Hornady SuperFormance Ammunition - 5.56x45 NATO - 75 Grain Boat Tail Hollow Point - 200 Rounds - Brass Case
    Quick view

    Hornady SuperFormance Ammunition - 5.56x45 NATO - 75 Grain Boat Tail Hollow…

    Price Available When Back in Stock

    Out of stock

    SKU: 81264

    Rounds Per Case: 200

  • Frontier Ammunition - 5.56x45 MM NATO - 55 Grain Full Metal Jacket - 150 Rounds - Brass Case
    Quick view

    Frontier Ammunition - 5.56x45 MM NATO - 55 Grain Full Metal Jacket - 150 R…

    Price Available When Back in Stock

    Out of stock

    SKU: FR2015

    Rounds Per Case: 150

  • Frontier Ammunition - 5.56x45mm NATO - 62 Grain Full Metal Jacket Boat Tail - 500 Rounds - Brass Case
    Quick view

    Frontier Ammunition - 5.56x45mm NATO - 62 Grain Full Metal Jacket Boat Tail…

    Price Available When Back in Stock

    Out of stock

    SKU: FR260

    Rounds Per Case: 500

Refine by

No filters applied
Browse by Brand & Price Hide Filters Show Filters
Price