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)

HM Defense Raider M5 AR Pistol 556 Nato 12.5" Barrel HMP15F-MB-556
HM Defense Raider M5 AR Pistol 556 Nato 12.5" B...

$1,199.00 Out of Stock
Del-Ton Sierra 316L M2 556 Nato Optics Ready 16" Barrel ORFTML16-M2
Del-Ton Sierra 316L M2 556 Nato Optics Ready 16...

$699.00 Out of Stock
Diamondback Firearms DB15 556 Nato 16" Barrel Tungsten Grey DB15CTG
Diamondback Firearms DB15 556 Nato 16" Barrel T...

$899.00 Out of Stock
Del-Ton Echo 316M 556 Nato MLok ORFTMC16M
Del-Ton Echo 316M 556 Nato MLok ORFTMC16M

$699.00 Out of Stock
Windham Weaponry A1 Government 556 Nato 20" Barrel R20GVTA1S-7
Windham Weaponry A1 Government 556 Nato 20" Bar...

$1,169.00 Out of Stock
Diamondback DB15 556 Nato 16" Stainless Steel Barrel MLok DB15CMLXB
Diamondback DB15 556 Nato 16" Stainless Steel B...

$799.00 Out of Stock
Sig M400 556 nato 30rd 16" Enhanced Gray RM400-16B-ECP-GRY-SRP
Free Shipping!
Sig M400 556 nato 30rd 16" Enhanced Gray RM400-...

$1,999.00 Out of Stock
Sale!
POF Patriot Ordnance Constable Other Firearm 556 Nato 12.5" Barrel 01559
POF Patriot Ordnance Constable Other Firearm 55...

$1,599.00 $1,549.00 Out of Stock
Sale!
Daniel Defense DDM4 V7 Pro 556 Nato Rattlecan Finish 02-128-02364-047
Daniel Defense DDM4 V7 Pro 556 Nato Rattlecan F...

Out of Stock
American Tactical OMNI Hybrid 556 Nato Pistol FDE ATIGOMX556MP4BFDE
American Tactical OMNI Hybrid 556 Nato Pistol F...

$999.00 Out of Stock
Sale!
ATI American Tactical OMNI 556 Nato 16" Barrel MLok ATIGOMX556MP3P
ATI American Tactical OMNI 556 Nato 16" Barrel ...

$599.00 $329.00 Out of Stock
27% off MSRP
Adams Arms P2 PISTOL 5.56 FGAA-00300
Adams Arms P2 PISTOL 5.56 FGAA-00300

$1,639.99 $1,199.99 Out of Stock
  • « First
  • ‹ Prev
  • …
  • 33
  • 34
  • 35
  • 36
  • 37
  • 38
  • 39
  • 40
  • 41
  • …
  • Next ›
  • Last »

Featured Products

Sale!
Ruger LCP 380 ACP 2.75" 03701
Ruger LCP 380 ACP 2.75" 03701
(22)

$249.00 $229.00 Add to Cart
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
Sale!
Rock River LAR-15 Entry Tactical 556 NATO AR-15 with Red Dot Optic AR1256
Rock River LAR-15 Entry Tactical 556 NATO AR-15...
(1)

$1,299.00 $799.00 Add to Cart
Sale!
Factory Blem Beretta M9A4-G Centurion 9mm FDE 18 Round Capacity J92QM9A4G18BLM
Factory Blem Beretta M9A4-G Centurion 9mm FDE 1...
(18)

$1,099.00 $749.00 Add to Cart
Recommended for You

Bul Armory Cherokee Compact 9mm 17 Round Capacity 30101CH
Bul Armory Cherokee Compact 9mm 17 Round Capacity 30101CH
$299.00

Henry Golden Boy Silver Youth 22 LR H004SY
Henry Golden Boy Silver Youth 22 LR H004SY
$449.00

CCI Blazer 9mm Luger Ammo 115 grain FMJ Case of 1000 Rounds 5200
CCI Blazer 9mm Luger Ammo 115 grain FMJ Case of 1000 Rounds 5200
$229.00

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

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

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

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.