Gunprime Logo
  • Login
  •  
  • Firearms
    • Pistols
    • Revolvers
    • Semi Auto
    • Single Shot
    • Other
    • Rifles
    • Bolt Action
    • Lever Action
    • Pump Action
    • Semi Auto
    • Single Shot
    • Other
    • Shotguns
    • Bolt Action
    • Lever Action
    • Over Under
    • Pump Action
    • Semi Auto
    • Side By Side
    • Single Shot
    • Other
    • Receiver
    • Class 3
    • SBR
  • Deals
  • AK-47
  • Ammo
  • AR-15
  • Best Concealed Carry Guns
  • Collectible
  • Competition
  • Home Defense
  • Search
  • Login
  1. Home  
  2. Products  
  3. Caliber  
  4. 5.56x45 (5.56 NATO)  
Filters

Filter by Condition

Filter by Availability

Filter by Price

  • 0
    3500
  • $
  • $

Filter by Categories

Filter by Manufacturer

    View All
    Show Less

Filter by Caliber

    View All
    Show Less

Price Range

Pages

  • A Guide to FN Herstal Firearms
  • Your Guide to Beretta Firearms
  • A Quick Guide to Smith & Wesson
  • Your Guide to KelTec Firearms
  • A Guide to Walther Arms
  • Your Guide to Century Arms Firearms
  • Current FFL
  • CMMG
  • About

  1. 1,147 results
    Calibers: 5.56x45 (5.56 NATO)

Sale!
Griffin Armament Dual-Lock 5 5.56 Silencer / Suppressor 1/2x28 Minimalist Brake GADL556
Griffin Armament Dual-Lock 5 5.56 Silencer / Su...

Out of Stock
Used
Bushmaster XM15-E2S – Classic 5.56 NATO Carbine, Carry Handle, HBAR Barrel
Bushmaster XM15-E2S – Classic 5.56 NATO Carbine...

$599.00 Out of Stock
Sale!
Used
Smith & Wesson M&P15 Sport III – 5.56 NATO, M-LOK, Burris Fullfield Tac 1-4x24 Scope, PMAG Included
Smith & Wesson M&P15 Sport III – 5.56 NATO, M-L...

$799.00 $699.00 Out of Stock
Sale!
Springfield Saint Victor 556 Nato Tungsten Grey Gear Up STV916556T-B5-GU25
Springfield Saint Victor 556 Nato Tungsten Grey...

Out of Stock
Sale!
44% off MSRP
Steyr AUG OD-Green 556 Nato STG-77 Receiver AUG Mags STG77
Steyr AUG OD-Green 556 Nato STG-77 Receiver AUG...
(4)

$2,299.00 $1,799.00 Out of Stock
 Ruger AR-556 350 Legend 9.5" 5+1 AR 556 8571 AR556
Ruger AR-556 350 Legend 9.5" 5+1 AR 556 8571 A...

$999.00 Out of Stock
Sale!
31% off MSRP
Steyr AUG A3 556 Nato Stock Stormtrooper White AUGM1WHINATOEXT
Steyr AUG A3 556 Nato Stock Stormtrooper White ...
(3)

Out of Stock
Sale!
Sig Sauer MCX Virtus PDW Elite 556 Nato Concrete Grey 11" Barrel PMCX-11B-TAP
Free Shipping!
Sig Sauer MCX Virtus PDW Elite 556 Nato Concret...
(1)

$3,699.00 $2,499.00 Out of Stock
ATI Schmeisser AR-15 AR M4 60 Round Magazine 5.56 / .223 ATIM556S60
ATI Schmeisser AR-15 AR M4 60 Round Magazine 5....

$59.99 Out of Stock
Sale!
Steyr AUG A3 M2 556 Nato OD Green 16" Barrel AUG Mag Pattern AUGM2GRNEXT
Steyr AUG A3 M2 556 Nato OD Green 16" Barrel AU...

Out of Stock
Diamondback Firearms DB15 556 NATO FDE MLok Handguard DB15MZFDE
Diamondback Firearms DB15 556 NATO FDE MLok Han...

$799.00 Out of Stock
Sale!
30% off MSRP
Steyr AUG M1 White Stock Extended Rail 556 Nato AUGM1WHIEXT AUG Mag Pattern
Steyr AUG M1 White Stock Extended Rail 556 Nato...
(2)

Out of Stock
  • « First
  • ‹ Prev
  • …
  • 82
  • 83
  • 84
  • 85
  • 86
  • 87
  • 88
  • 89
  • 90
  • …
  • Next ›
  • Last »

Featured Products

Sale!
Henry Golden Boy Silver Youth 22 LR H004SY
Henry Golden Boy Silver Youth 22 LR H004SY
(2)

$549.00 $449.00 Add to Cart
STI Staccato XC 9mm Optics Ready CS Frame DLC Compensated Barrel
STI Staccato XC 9mm Optics Ready CS Frame DLC C...
(4)

$4,299.00 Add to Cart
Sale!
Ruger LCP 380 ACP 2.75" 03701
Ruger LCP 380 ACP 2.75" 03701
(22)

$249.00 $229.00 Add to Cart
Sale!
39% off MSRP
Kel-tec Sub 2000 Gen 2 9mm Glock 17 Keltec Sub2000
Kel-tec Sub 2000 Gen 2 9mm Glock 17 Keltec Sub2...
(59)

$549.00 $366.00 Add to Cart
Recommended for You

Ruger LCP 380 ACP 2.75" 03701
Ruger LCP 380 ACP 2.75" 03701
$229.00

Factory Blem Beretta M9A4-G Centurion 9mm FDE 18 Round Capacity J92QM9A4G18BLM
Factory Blem Beretta M9A4-G Centurion 9mm FDE 18 Round Capacity J92QM9A4G18BLM
$749.00

Kel-tec Bundle Sub 2000 Gen 2 9mm Glock 17 w/ Drago Pro Gear Backpack & 2 35 Round Mags Sub2000
Kel-tec Bundle Sub 2000 Gen 2 9mm Glock 17 w/ Drago Pro Gear Backpack & 2 35 Round Mags Sub2000
$439.00

Kel-tec Sub 2000 Gen 2 9mm Glock 17 Keltec Sub2000
Kel-tec Sub 2000 Gen 2 9mm Glock 17 Keltec Sub2000
$366.00

Ruger 57 Pistol 5.7X28mm 20 Round Capacity Five-Seven 16401
Ruger 57 Pistol 5.7X28mm 20 Round Capacity Five-Seven 16401
$395.00

STI Staccato XC 9mm Optics Ready CS Frame DLC Compensated Barrel
STI Staccato XC 9mm Optics Ready CS Frame DLC Compensated Barrel
$4,299.00

Buy With Confidence

All firearms ship from our APPROVED FFL Dealers.
Contact Us

info@gunprime.com
Gunprime
Contact Us
‪(205) 649-1664‬
Links

Privacy Policy

Terms of Use

Sell your gun

Sell on Gunprime

Current FFL

Important information regarding ammo orders

Hours

Monday - Friday: 9am - 5pm

Saturday & Sunday: Closed

Subscribe to our mailing list

Blog

Meet the Q Boombox: The Loudest Statement in 8.6 Blackout

Meet the Smith & Wesson SPEC SERIES V: M&P®9 METAL HD

Meet the Mossberg 990 Aftershock: The Semi-Auto Shockwave Redefined

Meet the CZ Shadow 2 Carry: Born from Sport, Built for EDC

Warzone Meta Build of the Month: SWAT 5.56


View more articles

Manufacturers
Benelli , Beretta , Browning , Colt , CZ , FN , Glock , HK , IWI , Kel-tec , Kriss , LWRC , Mossberg , Sig Sauer , Smith & Wesson , Springfield Armory , Steyr Arms , Walther
While every effort is made to include accurate and correct images, descriptions and pricing for all products, inadvertent errors may occur. Gunprime reserves the right to modify or change pricing information or descriptions without notice. If you have a question about an item, please call or e-mail for more information before placing your order. In store pick-ups will have a transfer fee.
Copyright © 2025 | GUNPRIME.COM

Send us a Message.